513252552 has 32 divisors (see below), whose sum is σ = 1291752000. Its totient is φ = 169934784.

The previous prime is 513252547. The next prime is 513252569. The reversal of 513252552 is 255252315.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68188 + ... + 75339.

It is an arithmetic number, because the mean of its divisors is an integer number (40367250).

Almost surely, 2^513252552 is an apocalyptic number.

It is an amenable number.

513252552 is an abundant number, since it is smaller than the sum of its proper divisors (778499448).

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

513252552 is a wasteful number, since it uses less digits than its factorization.

513252552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143685 (or 143681 counting only the distinct ones).

The product of its digits is 15000, while the sum is 30.

The square root of 513252552 is about 22655.0778414024. The cubic root of 513252552 is about 800.6518395705.

The spelling of 513252552 in words is "five hundred thirteen million, two hundred fifty-two thousand, five hundred fifty-two".