672944162 has 12 divisors (see below), whose sum is σ = 1109524038. Its totient is φ = 305883600.

The previous prime is 672944117. The next prime is 672944203. The reversal of 672944162 is 261449276.

It can be written as a sum of positive squares in only one way, i.e., 661981441 + 10962721 = 25729^2 + 3311^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1390139 + ... + 1390622.

Almost surely, 2^672944162 is an apocalyptic number.

672944162 is a deficient number, since it is larger than the sum of its proper divisors (436579876).

672944162 is a wasteful number, since it uses less digits than its factorization.

672944162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2780785 (or 2780774 counting only the distinct ones).

The product of its digits is 145152, while the sum is 41.

The square root of 672944162 is about 25941.1673214603. The cubic root of 672944162 is about 876.3138518376.

The spelling of 672944162 in words is "six hundred seventy-two million, nine hundred forty-four thousand, one hundred sixty-two".