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479904804 = 22334443563
BaseRepresentation
bin11100100110101…
…100010000100100
31020110000200122000
4130212230100210
51440323423204
6115342005300
714615060241
oct3446542044
91213020560
10479904804
11226991645
12114876830
137856a552
1447a445c8
152c1e9039
hex1c9ac424

479904804 has 24 divisors (see below), whose sum is σ = 1244197920. Its totient is φ = 159968232.

The previous prime is 479904797. The next prime is 479904809. The reversal of 479904804 is 408409974.

It is a self number, because there is not a number n which added to its sum of digits gives 479904804.

It is not an unprimeable number, because it can be changed into a prime (479904809) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2221674 + ... + 2221889.

It is an arithmetic number, because the mean of its divisors is an integer number (51841580).

Almost surely, 2479904804 is an apocalyptic number.

It is an amenable number.

479904804 is an abundant number, since it is smaller than the sum of its proper divisors (764293116).

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

479904804 is a wasteful number, since it uses less digits than its factorization.

479904804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4443576 (or 4443568 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The square root of 479904804 is about 21906.7296509543. The cubic root of 479904804 is about 782.9217637366.

The spelling of 479904804 in words is "four hundred seventy-nine million, nine hundred four thousand, eight hundred four".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 108 4443563 8887126 13330689 17774252 26661378 39992067 53322756 79984134 119976201 159968268 239952402 479904804