672735512 has 16 divisors (see below), whose sum is σ = 1261866840. Its totient is φ = 336237696.

The previous prime is 672735499. The next prime is 672735571. The reversal of 672735512 is 215537276.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7823 + ... + 37505.

Almost surely, 2^672735512 is an apocalyptic number.

It is an amenable number.

672735512 is a deficient number, since it is larger than the sum of its proper divisors (589131328).

672735512 is a wasteful number, since it uses less digits than its factorization.

672735512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32522 (or 32518 counting only the distinct ones).

The product of its digits is 88200, while the sum is 38.

The square root of 672735512 is about 25937.1454096244. The cubic root of 672735512 is about 876.2232738492.

The spelling of 672735512 in words is "six hundred seventy-two million, seven hundred thirty-five thousand, five hundred twelve".