513055236 has 24 divisors (see below), whose sum is σ = 1198731520. Its totient is φ = 170789472.

The previous prime is 513055199. The next prime is 513055237. The reversal of 513055236 is 632550315.

It is not an unprimeable number, because it can be changed into a prime (513055237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19156 + ... + 37323.

Almost surely, 2^513055236 is an apocalyptic number.

It is an amenable number.

513055236 is an abundant number, since it is smaller than the sum of its proper divisors (685676284).

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

513055236 is a wasteful number, since it uses less digits than its factorization.

513055236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57243 (or 57241 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 30.

The square root of 513055236 is about 22650.7226374789. The cubic root of 513055236 is about 800.5492249370.

The spelling of 513055236 in words is "five hundred thirteen million, fifty-five thousand, two hundred thirty-six".