672757701 has 72 divisors (see below), whose sum is σ = 1160802720. Its totient is φ = 345280320.

The previous prime is 672757697. The next prime is 672757703. The reversal of 672757701 is 107757276.

It is a happy number.

672757701 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 672757701 - 2² = 672757697 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672757703) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1938610 + ... + 1938956.

It is an arithmetic number, because the mean of its divisors is an integer number (16122260).

Almost surely, 2^672757701 is an apocalyptic number.

It is an amenable number.

672757701 is a deficient number, since it is larger than the sum of its proper divisors (488045019).

672757701 is a wasteful number, since it uses less digits than its factorization.

672757701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495 (or 477 counting only the distinct ones).

The product of its (nonzero) digits is 144060, while the sum is 42.

The square root of 672757701 is about 25937.5731517041. The cubic root of 672757701 is about 876.2329073055.

The spelling of 672757701 in words is "six hundred seventy-two million, seven hundred fifty-seven thousand, seven hundred one".