672595671 has 16 divisors (see below), whose sum is σ = 982604160. Its totient is φ = 405849120.

The previous prime is 672595661. The next prime is 672595733. The reversal of 672595671 is 176595276.

It is not a de Polignac number, because 672595671 - 2⁶ = 672595607 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 672595671.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672595621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36945 + ... + 52058.

It is an arithmetic number, because the mean of its divisors is an integer number (61412760).

Almost surely, 2^672595671 is an apocalyptic number.

672595671 is a deficient number, since it is larger than the sum of its proper divisors (310008489).

672595671 is a wasteful number, since it uses less digits than its factorization.

672595671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89246.

The product of its digits is 793800, while the sum is 48.

The square root of 672595671 is about 25934.4495025439. The cubic root of 672595671 is about 876.1625563617.

The spelling of 672595671 in words is "six hundred seventy-two million, five hundred ninety-five thousand, six hundred seventy-one".