73032564 has 24 divisors (see below), whose sum is σ = 185901408. Its totient is φ = 22131040.

The previous prime is 73032563. The next prime is 73032581. The reversal of 73032564 is 46523037.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73032563) 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 7 ways as a sum of consecutive naturals, for example, 276507 + ... + 276770.

It is an arithmetic number, because the mean of its divisors is an integer number (7745892).

Almost surely, 2^73032564 is an apocalyptic number.

It is an amenable number.

73032564 is an abundant number, since it is smaller than the sum of its proper divisors (112868844).

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

73032564 is a wasteful number, since it uses less digits than its factorization.

73032564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 553295 (or 553293 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 30.

The square root of 73032564 is about 8545.9091968029. The cubic root of 73032564 is about 417.9960546929.

The spelling of 73032564 in words is "seventy-three million, thirty-two thousand, five hundred sixty-four".