672957 has 12 divisors (see below), whose sum is σ = 1014624. Its totient is φ = 429000.

The previous prime is 672953. The next prime is 672967. The reversal of 672957 is 759276.

672957 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 672957 - 2² = 672953 is a prime.

It is a super-2 number, since 2×672957² = 905742247698, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672953) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1419 + ... + 1832.

It is an arithmetic number, because the mean of its divisors is an integer number (84552).

2⁶⁷²⁹⁵⁷ is an apocalyptic number.

It is an amenable number.

672957 is a deficient number, since it is larger than the sum of its proper divisors (341667).

672957 is a wasteful number, since it uses less digits than its factorization.

672957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3280 (or 3277 counting only the distinct ones).

The product of its digits is 26460, while the sum is 36.

The square root of 672957 is about 820.3395638393. The cubic root of 672957 is about 87.6319424388.

It can be divided in two parts, 6729 and 57, that added together give a triangular number (6786 = T₁₁₆).

The spelling of 672957 in words is "six hundred seventy-two thousand, nine hundred fifty-seven".