513652630 has 16 divisors (see below), whose sum is σ = 946077264. Its totient is φ = 200682720.

The previous prime is 513652597. The next prime is 513652651. The reversal of 513652630 is 36256315.

It is a junction number, because it is equal to n+sod(n) for n = 513652592 and 513652601.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 596841 + ... + 597700.

It is an arithmetic number, because the mean of its divisors is an integer number (59129829).

Almost surely, 2^513652630 is an apocalyptic number.

513652630 is a deficient number, since it is larger than the sum of its proper divisors (432424634).

513652630 is a wasteful number, since it uses less digits than its factorization.

513652630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1194591.

The product of its (nonzero) digits is 16200, while the sum is 31.

The square root of 513652630 is about 22663.9058857912. The cubic root of 513652630 is about 800.8598203468.

The spelling of 513652630 in words is "five hundred thirteen million, six hundred fifty-two thousand, six hundred thirty".