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472474224 = 243231531997
BaseRepresentation
bin11100001010010…
…110001001110000
31012221001011210100
4130022112021300
51431423133344
6114514432400
714464651605
oct3412261160
91187034710
10472474224
11222776972
12112292700
1376b68361
1446a6c6ac
152b72c569
hex1c296270

472474224 has 120 divisors (see below), whose sum is σ = 1391375232. Its totient is φ = 149460480.

The previous prime is 472474213. The next prime is 472474231. The reversal of 472474224 is 422474274.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 235594 + ... + 237590.

Almost surely, 2472474224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 472474224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (695687616).

472474224 is an abundant number, since it is smaller than the sum of its proper divisors (918901008).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

472474224 is a wasteful number, since it uses less digits than its factorization.

472474224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2095 (or 2086 counting only the distinct ones).

The product of its digits is 100352, while the sum is 36.

The square root of 472474224 is about 21736.4722068693. The cubic root of 472474224 is about 778.8599518743.

The spelling of 472474224 in words is "four hundred seventy-two million, four hundred seventy-four thousand, two hundred twenty-four".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 31 36 48 53 62 72 93 106 124 144 159 186 212 248 279 318 372 424 477 496 558 636 744 848 954 1116 1272 1488 1643 1908 1997 2232 2544 3286 3816 3994 4464 4929 5991 6572 7632 7988 9858 11982 13144 14787 15976 17973 19716 23964 26288 29574 31952 35946 39432 47928 59148 61907 71892 78864 95856 105841 118296 123814 143784 185721 211682 236592 247628 287568 317523 371442 423364 495256 557163 635046 742884 846728 952569 990512 1114326 1270092 1485768 1693456 1905138 2228652 2540184 2971536 3281071 3810276 4457304 5080368 6562142 7620552 8914608 9843213 13124284 15241104 19686426 26248568 29529639 39372852 52497136 59059278 78745704 118118556 157491408 236237112 472474224