513494832 has 40 divisors (see below), whose sum is σ = 1327508784. Its totient is φ = 171038464.

The previous prime is 513494831. The next prime is 513494833. The reversal of 513494832 is 238494315.

It is an interprime number because it is at equal distance from previous prime (513494831) and next prime (513494833).

It is not an unprimeable number, because it can be changed into a prime (513494831) 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, 80098 + ... + 86270.

Almost surely, 2^513494832 is an apocalyptic number.

It is an amenable number.

513494832 is an abundant number, since it is smaller than the sum of its proper divisors (814013952).

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

513494832 is a wasteful number, since it uses less digits than its factorization.

513494832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7917 (or 7911 counting only the distinct ones).

The product of its digits is 103680, while the sum is 39.

The square root of 513494832 is about 22660.4243561324. The cubic root of 513494832 is about 800.7778018686. Note that the first 3 decimals are identical.

The spelling of 513494832 in words is "five hundred thirteen million, four hundred ninety-four thousand, eight hundred thirty-two".