630565032 has 32 divisors (see below), whose sum is σ = 1577962080. Its totient is φ = 209981760.

The previous prime is 630564967. The next prime is 630565043. The reversal of 630565032 is 230565036.

It is a super-2 number, since 2×630565032² = 795224519162322048, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

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, 13083 + ... + 37845.

It is an arithmetic number, because the mean of its divisors is an integer number (49311315).

Almost surely, 2^630565032 is an apocalyptic number.

It is an amenable number.

630565032 is an abundant number, since it is smaller than the sum of its proper divisors (947397048).

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

630565032 is a wasteful number, since it uses less digits than its factorization.

630565032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25833 (or 25829 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 30.

The square root of 630565032 is about 25111.0539802693. The cubic root of 630565032 is about 857.5180975761.

The spelling of 630565032 in words is "six hundred thirty million, five hundred sixty-five thousand, thirty-two".