520585492 has 24 divisors (see below), whose sum is σ = 1102417344. Its totient is φ = 209983872.

The previous prime is 520585469. The next prime is 520585537. The reversal of 520585492 is 294585025.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 546358 + ... + 547309.

It is an arithmetic number, because the mean of its divisors is an integer number (45934056).

Almost surely, 2^520585492 is an apocalyptic number.

It is an amenable number.

520585492 is an abundant number, since it is smaller than the sum of its proper divisors (581831852).

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

520585492 is a wasteful number, since it uses less digits than its factorization.

520585492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1093695 (or 1093693 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 40.

The square root of 520585492 is about 22816.3426517047. The cubic root of 520585492 is about 804.4468465623.

The spelling of 520585492 in words is "five hundred twenty million, five hundred eighty-five thousand, four hundred ninety-two".