513730156 has 24 divisors (see below), whose sum is σ = 914264064. Its totient is φ = 252532560.

The previous prime is 513730153. The next prime is 513730187. The reversal of 513730156 is 651037315.

It is not an unprimeable number, because it can be changed into a prime (513730153) 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, 106411 + ... + 111133.

It is an arithmetic number, because the mean of its divisors is an integer number (38094336).

Almost surely, 2^513730156 is an apocalyptic number.

It is an amenable number.

513730156 is a deficient number, since it is larger than the sum of its proper divisors (400533908).

513730156 is a wasteful number, since it uses less digits than its factorization.

513730156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5181 (or 5179 counting only the distinct ones).

The product of its (nonzero) digits is 9450, while the sum is 31.

The square root of 513730156 is about 22665.6161619313. The cubic root of 513730156 is about 800.9001097898.

The spelling of 513730156 in words is "five hundred thirteen million, seven hundred thirty thousand, one hundred fifty-six".