630997324 has 12 divisors (see below), whose sum is σ = 1106613144. Its totient is φ = 314822144.

The previous prime is 630997307. The next prime is 630997337. The reversal of 630997324 is 423799036.

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, 167029 + ... + 170764.

It is an arithmetic number, because the mean of its divisors is an integer number (92217762).

Almost surely, 2^630997324 is an apocalyptic number.

It is an amenable number.

630997324 is a deficient number, since it is larger than the sum of its proper divisors (475615820).

630997324 is a wasteful number, since it uses less digits than its factorization.

630997324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338264 (or 338262 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 43.

The square root of 630997324 is about 25119.6601091655. The cubic root of 630997324 is about 857.7140136802.

The spelling of 630997324 in words is "six hundred thirty million, nine hundred ninety-seven thousand, three hundred twenty-four".