672315 has 32 divisors (see below), whose sum is σ = 1297920. Its totient is φ = 290304.

The previous prime is 672311. The next prime is 672317. The reversal of 672315 is 513276.

It is not a de Polignac number, because 672315 - 2² = 672311 is a prime.

672315 is a lucky number.

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (672311) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1827 + ... + 2163.

It is an arithmetic number, because the mean of its divisors is an integer number (40560).

2⁶⁷²³¹⁵ is an apocalyptic number.

672315 is a deficient number, since it is larger than the sum of its proper divisors (625605).

672315 is a wasteful number, since it uses less digits than its factorization.

672315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371.

The product of its digits is 1260, while the sum is 24.

The square root of 672315 is about 819.9481690936. The cubic root of 672315 is about 87.6040666572.

The spelling of 672315 in words is "six hundred seventy-two thousand, three hundred fifteen".