515713056 has 24 divisors (see below), whose sum is σ = 1353747024. Its totient is φ = 171904320.

The previous prime is 515713031. The next prime is 515713057. The reversal of 515713056 is 650317515.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×515713056² = 531919912257718272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (515713057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2685910 + ... + 2686101.

It is an arithmetic number, because the mean of its divisors is an integer number (56406126).

Almost surely, 2^515713056 is an apocalyptic number.

It is an amenable number.

515713056 is an abundant number, since it is smaller than the sum of its proper divisors (838033968).

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

515713056 is a wasteful number, since it uses less digits than its factorization.

515713056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5372024 (or 5372016 counting only the distinct ones).

The product of its (nonzero) digits is 15750, while the sum is 33.

The square root of 515713056 is about 22709.3165022640. The cubic root of 515713056 is about 801.9292271966.

The spelling of 515713056 in words is "five hundred fifteen million, seven hundred thirteen thousand, fifty-six".