73264320 has 84 divisors (see below), whose sum is σ = 252008640. Its totient is φ = 19536384.

The previous prime is 73264319. The next prime is 73264327. The reversal of 73264320 is 2346237.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73264327) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 9840 + ... + 15599.

Almost surely, 2^73264320 is an apocalyptic number.

It is an amenable number.

73264320 is an abundant number, since it is smaller than the sum of its proper divisors (178744320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73264320 is a wasteful number, since it uses less digits than its factorization.

73264320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25462 (or 25449 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 27.

The square root of 73264320 is about 8559.4579267615. The cubic root of 73264320 is about 418.4377334852.

The spelling of 73264320 in words is "seventy-three million, two hundred sixty-four thousand, three hundred twenty".