520364074 has 8 divisors (see below), whose sum is σ = 784508868. Its totient is φ = 258861120.

The previous prime is 520364069. The next prime is 520364083. The reversal of 520364074 is 470463025.

It can be written as a sum of positive squares in 2 ways, for example, as 482109849 + 38254225 = 21957^2 + 6185^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 659967 + ... + 660754.

Almost surely, 2^520364074 is an apocalyptic number.

520364074 is a deficient number, since it is larger than the sum of its proper divisors (264144794).

520364074 is a wasteful number, since it uses less digits than its factorization.

520364074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1320920.

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 520364074 is about 22811.4899557219. The cubic root of 520364074 is about 804.3327799499.

The spelling of 520364074 in words is "five hundred twenty million, three hundred sixty-four thousand, seventy-four".