520452104 has 32 divisors (see below), whose sum is σ = 1028460000. Its totient is φ = 246229632.

The previous prime is 520452089. The next prime is 520452109. The reversal of 520452104 is 401254025.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 520452104.

It is not an unprimeable number, because it can be changed into a prime (520452109) 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, 169172 + ... + 172220.

It is an arithmetic number, because the mean of its divisors is an integer number (32139375).

Almost surely, 2^520452104 is an apocalyptic number.

It is an amenable number.

520452104 is a deficient number, since it is larger than the sum of its proper divisors (508007896).

520452104 is a wasteful number, since it uses less digits than its factorization.

520452104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4197 (or 4193 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 520452104 is about 22813.4193842133. The cubic root of 520452104 is about 804.3781337229.

The spelling of 520452104 in words is "five hundred twenty million, four hundred fifty-two thousand, one hundred four".