630958 has 8 divisors (see below), whose sum is σ = 950040. Its totient is φ = 314280.

The previous prime is 630941. The next prime is 630967. The reversal of 630958 is 859036.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 373 + ... + 1183.

It is an arithmetic number, because the mean of its divisors is an integer number (118755).

2⁶³⁰⁹⁵⁸ is an apocalyptic number.

630958 is a deficient number, since it is larger than the sum of its proper divisors (319082).

630958 is a wasteful number, since it uses less digits than its factorization.

630958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1202.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 630958 is about 794.3286473494. The cubic root of 630958 is about 85.7696195619.

The spelling of 630958 in words is "six hundred thirty thousand, nine hundred fifty-eight".