520475967 has 24 divisors (see below), whose sum is σ = 820879488. Its totient is φ = 315157200.

The previous prime is 520475951. The next prime is 520476001. The reversal of 520475967 is 769574025.

520475967 is a `hidden beast` number, since 52 + 0 + 4 + 7 + 596 + 7 = 666.

It is not a de Polignac number, because 520475967 - 2⁴ = 520475951 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520475867) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 177838 + ... + 180740.

It is an arithmetic number, because the mean of its divisors is an integer number (34203312).

Almost surely, 2^520475967 is an apocalyptic number.

520475967 is a deficient number, since it is larger than the sum of its proper divisors (300403521).

520475967 is a wasteful number, since it uses less digits than its factorization.

520475967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4731 (or 4728 counting only the distinct ones).

The product of its (nonzero) digits is 529200, while the sum is 45.

The square root of 520475967 is about 22813.9423817980. The cubic root of 520475967 is about 804.3904272538.

The spelling of 520475967 in words is "five hundred twenty million, four hundred seventy-five thousand, nine hundred sixty-seven".