513696528 has 30 divisors (see below), whose sum is σ = 1437637214. Its totient is φ = 171232128.

The previous prime is 513696499. The next prime is 513696569. The reversal of 513696528 is 825696315.

513696528 is a `hidden beast` number, since 5 + 1 + 36 + 96 + 528 = 666.

It can be written as a sum of positive squares in only one way, i.e., 506790144 + 6906384 = 22512^2 + 2628^2 .

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, 1783525 + ... + 1783812.

Almost surely, 2^513696528 is an apocalyptic number.

It is an amenable number.

513696528 is an abundant number, since it is smaller than the sum of its proper divisors (923940686).

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

513696528 is a wasteful number, since it uses less digits than its factorization.

513696528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3567351 (or 3567342 counting only the distinct ones).

The product of its digits is 388800, while the sum is 45.

The square root of 513696528 is about 22664.8743212928. The cubic root of 513696528 is about 800.8826341714.

The spelling of 513696528 in words is "five hundred thirteen million, six hundred ninety-six thousand, five hundred twenty-eight".