672075632 has 20 divisors (see below), whose sum is σ = 1310774736. Its totient is φ = 333811200.

The previous prime is 672075623. The next prime is 672075653. The reversal of 672075632 is 236570276.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136673 + ... + 141504.

Almost surely, 2^672075632 is an apocalyptic number.

It is an amenable number.

672075632 is a deficient number, since it is larger than the sum of its proper divisors (638699104).

672075632 is a wasteful number, since it uses less digits than its factorization.

672075632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278336 (or 278330 counting only the distinct ones).

The product of its (nonzero) digits is 105840, while the sum is 38.

The square root of 672075632 is about 25924.4215364586. The cubic root of 672075632 is about 875.9366870417.

The spelling of 672075632 in words is "six hundred seventy-two million, seventy-five thousand, six hundred thirty-two".