520426164 has 48 divisors (see below), whose sum is σ = 1250489408. Its totient is φ = 168334848.

The previous prime is 520426091. The next prime is 520426183. The reversal of 520426164 is 461624025.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 190899 + ... + 193605.

Almost surely, 2^520426164 is an apocalyptic number.

It is an amenable number.

520426164 is an abundant number, since it is smaller than the sum of its proper divisors (730063244).

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

520426164 is a wasteful number, since it uses less digits than its factorization.

520426164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3184 (or 3182 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 520426164 is about 22812.8508520965. The cubic root of 520426164 is about 804.3647697551.

The spelling of 520426164 in words is "five hundred twenty million, four hundred twenty-six thousand, one hundred sixty-four".