503630630 has 16 divisors (see below), whose sum is σ = 906800400. Its totient is φ = 201393312.

The previous prime is 503630591. The next prime is 503630639. The reversal of 503630630 is 36036305.

It is a super-2 number, since 2×503630630² = 507287622948393800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 503630630.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503630639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49196 + ... + 58544.

It is an arithmetic number, because the mean of its divisors is an integer number (56675025).

Almost surely, 2^503630630 is an apocalyptic number.

503630630 is a deficient number, since it is larger than the sum of its proper divisors (403169770).

503630630 is a wasteful number, since it uses less digits than its factorization.

503630630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14743.

The product of its (nonzero) digits is 4860, while the sum is 26.

The square root of 503630630 is about 22441.7162890898. The cubic root of 503630630 is about 795.6169834372.

Adding to 503630630 its reverse (36036305), we get a palindrome (539666935).

The spelling of 503630630 in words is "five hundred three million, six hundred thirty thousand, six hundred thirty".