630204424 has 16 divisors (see below), whose sum is σ = 1213569900. Its totient is φ = 306585792.

The previous prime is 630204403. The next prime is 630204469. The reversal of 630204424 is 424402036.

It can be written as a sum of positive squares in 2 ways, for example, as 480924900 + 149279524 = 21930^2 + 12218^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1064239 + ... + 1064830.

Almost surely, 2^630204424 is an apocalyptic number.

It is an amenable number.

630204424 is a deficient number, since it is larger than the sum of its proper divisors (583365476).

630204424 is a wasteful number, since it uses less digits than its factorization.

630204424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2129112 (or 2129108 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 630204424 is about 25103.8726892884. The cubic root of 630204424 is about 857.3546003758.

The spelling of 630204424 in words is "six hundred thirty million, two hundred four thousand, four hundred twenty-four".