513364632 has 32 divisors (see below), whose sum is σ = 1400086080. Its totient is φ = 155564960.

The previous prime is 513364627. The next prime is 513364633. The reversal of 513364632 is 236463315.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 513364593 and 513364602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513364633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 972018 + ... + 972545.

It is an arithmetic number, because the mean of its divisors is an integer number (43752690).

Almost surely, 2^513364632 is an apocalyptic number.

It is an amenable number.

513364632 is an abundant number, since it is smaller than the sum of its proper divisors (886721448).

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

513364632 is a wasteful number, since it uses less digits than its factorization.

513364632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1944583 (or 1944579 counting only the distinct ones).

The product of its digits is 38880, while the sum is 33.

The square root of 513364632 is about 22657.5513240067. The cubic root of 513364632 is about 800.7101153171.

The spelling of 513364632 in words is "five hundred thirteen million, three hundred sixty-four thousand, six hundred thirty-two".