672667275 has 96 divisors (see below), whose sum is σ = 1319915520. Its totient is φ = 295908480.

The previous prime is 672667253. The next prime is 672667291. The reversal of 672667275 is 572766276.

It is not a de Polignac number, because 672667275 - 2⁸ = 672667019 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1873546 + ... + 1873904.

It is an arithmetic number, because the mean of its divisors is an integer number (13749120).

Almost surely, 2^672667275 is an apocalyptic number.

672667275 is a deficient number, since it is larger than the sum of its proper divisors (647248245).

672667275 is a wasteful number, since it uses less digits than its factorization.

672667275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505 (or 500 counting only the distinct ones).

The product of its digits is 1481760, while the sum is 48.

The square root of 672667275 is about 25935.8299462346. The cubic root of 672667275 is about 876.1936471147.

Subtracting from 672667275 its reverse (572766276), we obtain a palindrome (99900999).

The spelling of 672667275 in words is "six hundred seventy-two million, six hundred sixty-seven thousand, two hundred seventy-five".