520434412 has 12 divisors (see below), whose sum is σ = 911281840. Its totient is φ = 260068176.

The previous prime is 520434407. The next prime is 520434437. The reversal of 520434412 is 214434025.

It is a happy number.

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, 29208 + ... + 43519.

Almost surely, 2^520434412 is an apocalyptic number.

It is an amenable number.

520434412 is a deficient number, since it is larger than the sum of its proper divisors (390847428).

520434412 is a wasteful number, since it uses less digits than its factorization.

520434412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74520 (or 74518 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 520434412 is about 22813.0316266821. The cubic root of 520434412 is about 804.3690190710.

Adding to 520434412 its reverse (214434025), we get a palindrome (734868437).

The spelling of 520434412 in words is "five hundred twenty million, four hundred thirty-four thousand, four hundred twelve".