672572744 has 16 divisors (see below), whose sum is σ = 1261461120. Its totient is φ = 336183120.

The previous prime is 672572737. The next prime is 672572759. The reversal of 672572744 is 447275276.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 672572695 and 672572704.

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 3 ways as a sum of consecutive naturals, for example, 19589 + ... + 41579.

It is an arithmetic number, because the mean of its divisors is an integer number (78841320).

Almost surely, 2^672572744 is an apocalyptic number.

It is an amenable number.

672572744 is a deficient number, since it is larger than the sum of its proper divisors (588888376).

672572744 is a wasteful number, since it uses less digits than its factorization.

672572744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25820 (or 25816 counting only the distinct ones).

The product of its digits is 658560, while the sum is 44.

The square root of 672572744 is about 25934.0074805264. The cubic root of 672572744 is about 876.1526008971.

The spelling of 672572744 in words is "six hundred seventy-two million, five hundred seventy-two thousand, seven hundred forty-four".