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479374974 = 232133076673
BaseRepresentation
bin11100100100101…
…010111001111110
31020102000202211200
4130210222321332
51440204444344
6115322400330
714610422451
oct3444527176
91212022750
10479374974
1122665a571
121146600a6
1378413340
1447947498
152c142069
hex1c92ae7e

479374974 has 48 divisors (see below), whose sum is σ = 1122353232. Its totient is φ = 146997504.

The previous prime is 479374963. The next prime is 479375011. The reversal of 479374974 is 479473974.

It is a self number, because there is not a number n which added to its sum of digits gives 479374974.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 68502 + ... + 75174.

It is an arithmetic number, because the mean of its divisors is an integer number (23382359).

Almost surely, 2479374974 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 479374974, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (561176616).

479374974 is an abundant number, since it is smaller than the sum of its proper divisors (642978258).

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

479374974 is a wasteful number, since it uses less digits than its factorization.

479374974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7001 (or 6998 counting only the distinct ones).

The product of its digits is 5334336, while the sum is 54.

The square root of 479374974 is about 21894.6334520585. The cubic root of 479374974 is about 782.6335342205.

The spelling of 479374974 in words is "four hundred seventy-nine million, three hundred seventy-four thousand, nine hundred seventy-four".

Divisors: 1 2 3 6 9 13 18 26 39 78 117 234 307 614 921 1842 2763 3991 5526 6673 7982 11973 13346 20019 23946 35919 40038 60057 71838 86749 120114 173498 260247 520494 780741 1561482 2048611 4097222 6145833 12291666 18437499 26631943 36874998 53263886 79895829 159791658 239687487 479374974