513052236 has 18 divisors (see below), whose sum is σ = 1296882132. Its totient is φ = 171017400.

The previous prime is 513052219. The next prime is 513052289. The reversal of 513052236 is 632250315.

513052236 is a `hidden beast` number, since 5 + 130 + 522 + 3 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7125690 + ... + 7125761.

Almost surely, 2^513052236 is an apocalyptic number.

It is an amenable number.

513052236 is an abundant number, since it is smaller than the sum of its proper divisors (783829896).

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

513052236 is a wasteful number, since it uses less digits than its factorization.

513052236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14251461 (or 14251456 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 513052236 is about 22650.6564143294. The cubic root of 513052236 is about 800.5476645772.

The spelling of 513052236 in words is "five hundred thirteen million, fifty-two thousand, two hundred thirty-six".