672074224 has 10 divisors (see below), whose sum is σ = 1302143840. Its totient is φ = 336037104.

The previous prime is 672074171. The next prime is 672074231. The reversal of 672074224 is 422470276.

It is a self number, because there is not a number n which added to its sum of digits gives 672074224.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21002304 + ... + 21002335.

It is an arithmetic number, because the mean of its divisors is an integer number (130214384).

Almost surely, 2^672074224 is an apocalyptic number.

It is an amenable number.

672074224 is a deficient number, since it is larger than the sum of its proper divisors (630069616).

672074224 is a wasteful number, since it uses less digits than its factorization.

672074224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42004647 (or 42004641 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 34.

The square root of 672074224 is about 25924.3943805829. The cubic root of 672074224 is about 875.9360753448.

The spelling of 672074224 in words is "six hundred seventy-two million, seventy-four thousand, two hundred twenty-four".