520969252 has 12 divisors (see below), whose sum is σ = 932898736. Its totient is φ = 254426760.

The previous prime is 520969237. The next prime is 520969271. The reversal of 520969252 is 252969025.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

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, 1514274 + ... + 1514617.

Almost surely, 2^520969252 is an apocalyptic number.

It is an amenable number.

520969252 is a deficient number, since it is larger than the sum of its proper divisors (411929484).

520969252 is a wasteful number, since it uses less digits than its factorization.

520969252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3028938 (or 3028936 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 40.

The square root of 520969252 is about 22824.7508639196. The cubic root of 520969252 is about 804.6444693667.

The spelling of 520969252 in words is "five hundred twenty million, nine hundred sixty-nine thousand, two hundred fifty-two".