672966724 has 24 divisors (see below), whose sum is σ = 1221183488. Its totient is φ = 324155520.

The previous prime is 672966703. The next prime is 672966731. The reversal of 672966724 is 427669276.

It is a super-2 number, since 2×672966724² = 905768423222584352, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15484 + ... + 39820.

Almost surely, 2^672966724 is an apocalyptic number.

It is an amenable number.

672966724 is a deficient number, since it is larger than the sum of its proper divisors (548216764).

672966724 is a wasteful number, since it uses less digits than its factorization.

672966724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24595 (or 24593 counting only the distinct ones).

The product of its digits is 1524096, while the sum is 49.

The square root of 672966724 is about 25941.6021864495. The cubic root of 672966724 is about 876.3236452070.

The spelling of 672966724 in words is "six hundred seventy-two million, nine hundred sixty-six thousand, seven hundred twenty-four".