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404479074 = 23137492067
BaseRepresentation
bin11000000110111…
…101110001100010
31001012002122222110
4120012331301202
51312021312244
6104045220150
713011005166
oct3006756142
91035078873
10404479074
1119835512a
12b3561656
1365a4c23c
143ba0cca6
152579a9b9
hex181bdc62

404479074 has 16 divisors (see below), whose sum is σ = 814864608. Its totient is φ = 133841952.

The previous prime is 404479073. The next prime is 404479091. The reversal of 404479074 is 470974404.

It is not an unprimeable number, because it can be changed into a prime (404479073) 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, 245212 + ... + 246855.

It is an arithmetic number, because the mean of its divisors is an integer number (50929038).

Almost surely, 2404479074 is an apocalyptic number.

404479074 is an abundant number, since it is smaller than the sum of its proper divisors (410385534).

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

404479074 is a wasteful number, since it uses less digits than its factorization.

404479074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492209.

The product of its (nonzero) digits is 112896, while the sum is 39.

The square root of 404479074 is about 20111.6651225104. The cubic root of 404479074 is about 739.5462728669.

The spelling of 404479074 in words is "four hundred four million, four hundred seventy-nine thousand, seventy-four".

Divisors: 1 2 3 6 137 274 411 822 492067 984134 1476201 2952402 67413179 134826358 202239537 404479074