513339988 has 12 divisors (see below), whose sum is σ = 1026680032. Its totient is φ = 220002840.

The previous prime is 513339947. The next prime is 513340027. The reversal of 513339988 is 889933315.

513339988 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9166758 + ... + 9166813.

Almost surely, 2^513339988 is an apocalyptic number.

It is an amenable number.

513339988 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

513339988 is a wasteful number, since it uses less digits than its factorization.

513339988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18333582 (or 18333580 counting only the distinct ones).

The product of its digits is 699840, while the sum is 49.

The square root of 513339988 is about 22657.0074811304. The cubic root of 513339988 is about 800.6973024517.

The spelling of 513339988 in words is "five hundred thirteen million, three hundred thirty-nine thousand, nine hundred eighty-eight".