513232002 has 24 divisors (see below), whose sum is σ = 1112620860. Its totient is φ = 170982240.

The previous prime is 513231997. The next prime is 513232021. The reversal of 513232002 is 200232315.

It can be written as a sum of positive squares in 2 ways, for example, as 501267321 + 11964681 = 22389^2 + 3459^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30352 + ... + 44132.

Almost surely, 2^513232002 is an apocalyptic number.

513232002 is an abundant number, since it is smaller than the sum of its proper divisors (599388858).

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

513232002 is a wasteful number, since it uses less digits than its factorization.

513232002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15858 (or 15855 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 513232002 is about 22654.6242961564. The cubic root of 513232002 is about 800.6411537234.

Adding to 513232002 its reverse (200232315), we get a palindrome (713464317).

The spelling of 513232002 in words is "five hundred thirteen million, two hundred thirty-two thousand, two".