672867 has 28 divisors (see below), whose sum is σ = 1101744. Its totient is φ = 408240.

The previous prime is 672863. The next prime is 672869. The reversal of 672867 is 768276.

It is not a de Polignac number, because 672867 - 2² = 672863 is a prime.

It is not an unprimeable number, because it can be changed into a prime (672863) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 9442 + ... + 9512.

It is an arithmetic number, because the mean of its divisors is an integer number (39348).

2⁶⁷²⁸⁶⁷ is an apocalyptic number.

672867 is a deficient number, since it is larger than the sum of its proper divisors (428877).

672867 is an equidigital number, since it uses as much as digits as its factorization.

672867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102 (or 87 counting only the distinct ones).

The product of its digits is 28224, while the sum is 36.

The square root of 672867 is about 820.2847066720. The cubic root of 672867 is about 87.6280356877.

The spelling of 672867 in words is "six hundred seventy-two thousand, eight hundred sixty-seven".