630832 has 20 divisors (see below), whose sum is σ = 1238760. Its totient is φ = 311168.

The previous prime is 630827. The next prime is 630841. The reversal of 630832 is 238036.

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, 1203 + ... + 1645.

It is an arithmetic number, because the mean of its divisors is an integer number (61938).

2⁶³⁰⁸³² is an apocalyptic number.

It is an amenable number.

630832 is a deficient number, since it is larger than the sum of its proper divisors (607928).

630832 is a wasteful number, since it uses less digits than its factorization.

630832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540 (or 534 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 630832 is about 794.2493311297. The cubic root of 630832 is about 85.7639098889.

Adding to 630832 its reverse (238036), we get a palindrome (868868).

The spelling of 630832 in words is "six hundred thirty thousand, eight hundred thirty-two".