73380724 has 12 divisors (see below), whose sum is σ = 131148864. Its totient is φ = 35909624.

The previous prime is 73380709. The next prime is 73380733. The reversal of 73380724 is 42708337.

It is a self number, because there is not a number n which added to its sum of digits gives 73380724.

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, 194974 + ... + 195349.

It is an arithmetic number, because the mean of its divisors is an integer number (10929072).

Almost surely, 2^73380724 is an apocalyptic number.

It is an amenable number.

73380724 is a deficient number, since it is larger than the sum of its proper divisors (57768140).

73380724 is a wasteful number, since it uses less digits than its factorization.

73380724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390374 (or 390372 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 73380724 is about 8566.2549576813. The cubic root of 73380724 is about 418.6592239854.

The spelling of 73380724 in words is "seventy-three million, three hundred eighty thousand, seven hundred twenty-four".