513875432 has 16 divisors (see below), whose sum is σ = 1101161760. Its totient is φ = 220232304.

The previous prime is 513875429. The next prime is 513875443. The reversal of 513875432 is 234578315.

It is a super-2 number, since 2×513875432² = 528135919226373248, which contains 22 as substring.

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, 4588118 + ... + 4588229.

It is an arithmetic number, because the mean of its divisors is an integer number (68822610).

Almost surely, 2^513875432 is an apocalyptic number.

It is an amenable number.

513875432 is an abundant number, since it is smaller than the sum of its proper divisors (587286328).

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

513875432 is a wasteful number, since it uses less digits than its factorization.

513875432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9176360 (or 9176356 counting only the distinct ones).

The product of its digits is 100800, while the sum is 38.

The square root of 513875432 is about 22668.8207015716. The cubic root of 513875432 is about 800.9755972788.

The spelling of 513875432 in words is "five hundred thirteen million, eight hundred seventy-five thousand, four hundred thirty-two".