630738 has 24 divisors (see below), whose sum is σ = 1389648. Its totient is φ = 206712.

The previous prime is 630737. The next prime is 630797. The reversal of 630738 is 837036.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (630733) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 945 + ... + 1467.

It is an arithmetic number, because the mean of its divisors is an integer number (57902).

2⁶³⁰⁷³⁸ is an apocalyptic number.

630738 is an abundant number, since it is smaller than the sum of its proper divisors (758910).

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

630738 is a wasteful number, since it uses less digits than its factorization.

630738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 598 (or 595 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 630738 is about 794.1901535527. The cubic root of 630738 is about 85.7596497965.

The spelling of 630738 in words is "six hundred thirty thousand, seven hundred thirty-eight".