672631696 has 20 divisors (see below), whose sum is σ = 1421699184. Its totient is φ = 305741600.

The previous prime is 672631681. The next prime is 672631717. The reversal of 672631696 is 696136276.

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, 1910710 + ... + 1911061.

Almost surely, 2^672631696 is an apocalyptic number.

It is an amenable number.

672631696 is an abundant number, since it is smaller than the sum of its proper divisors (749067488).

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

672631696 is a wasteful number, since it uses less digits than its factorization.

672631696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3821790 (or 3821784 counting only the distinct ones).

The product of its digits is 489888, while the sum is 46.

The square root of 672631696 is about 25935.1440327599. The cubic root of 672631696 is about 876.1781988415.

The spelling of 672631696 in words is "six hundred seventy-two million, six hundred thirty-one thousand, six hundred ninety-six".