672387512 has 16 divisors (see below), whose sum is σ = 1262772600. Its totient is φ = 335648160.

The previous prime is 672387503. The next prime is 672387557. The reversal of 672387512 is 215783276.

It is a self number, because there is not a number n which added to its sum of digits gives 672387512.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62939 + ... + 72842.

Almost surely, 2^672387512 is an apocalyptic number.

It is an amenable number.

672387512 is a deficient number, since it is larger than the sum of its proper divisors (590385088).

672387512 is a wasteful number, since it uses less digits than its factorization.

672387512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136406 (or 136402 counting only the distinct ones).

The product of its digits is 141120, while the sum is 41.

The square root of 672387512 is about 25930.4360163882. The cubic root of 672387512 is about 876.0721603296.

The spelling of 672387512 in words is "six hundred seventy-two million, three hundred eighty-seven thousand, five hundred twelve".