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472032 = 253211149
BaseRepresentation
bin1110011001111100000
3212222111200
41303033200
5110101112
614041200
74004121
oct1631740
9788450
10472032
112a2710
121a9200
13136b12
14c4048
1594cdc
hex733e0

472032 has 72 divisors (see below), whose sum is σ = 1474200. Its totient is φ = 142080.

The previous prime is 472027. The next prime is 472051. The reversal of 472032 is 230274.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 471996 and 472014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3094 + ... + 3242.

It is an arithmetic number, because the mean of its divisors is an integer number (20475).

2472032 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 472032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (737100).

472032 is an abundant number, since it is smaller than the sum of its proper divisors (1002168).

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

472032 is a wasteful number, since it uses less digits than its factorization.

472032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176 (or 165 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 18.

The square root of 472032 is about 687.0458499984. The cubic root of 472032 is about 77.8616878241.

The spelling of 472032 in words is "four hundred seventy-two thousand, thirty-two".

Divisors: 1 2 3 4 6 8 9 11 12 16 18 22 24 32 33 36 44 48 66 72 88 96 99 132 144 149 176 198 264 288 298 352 396 447 528 596 792 894 1056 1192 1341 1584 1639 1788 2384 2682 3168 3278 3576 4768 4917 5364 6556 7152 9834 10728 13112 14304 14751 19668 21456 26224 29502 39336 42912 52448 59004 78672 118008 157344 236016 472032