672701756 has 12 divisors (see below), whose sum is σ = 1182282192. Its totient is φ = 334906848.

The previous prime is 672701749. The next prime is 672701807. The reversal of 672701756 is 657107276.

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, 359960 + ... + 361823.

It is an arithmetic number, because the mean of its divisors is an integer number (98523516).

Almost surely, 2^672701756 is an apocalyptic number.

It is an amenable number.

672701756 is a deficient number, since it is larger than the sum of its proper divisors (509580436).

672701756 is a wasteful number, since it uses less digits than its factorization.

672701756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 722020 (or 722018 counting only the distinct ones).

The product of its (nonzero) digits is 123480, while the sum is 41.

The square root of 672701756 is about 25936.4946744929. The cubic root of 672701756 is about 876.2086181204.

The spelling of 672701756 in words is "six hundred seventy-two million, seven hundred one thousand, seven hundred fifty-six".