73508064 has 48 divisors (see below), whose sum is σ = 220526208. Its totient is φ = 21002112.

The previous prime is 73508059. The next prime is 73508077. The reversal of 73508064 is 46080537.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54022 + ... + 55365.

It is an arithmetic number, because the mean of its divisors is an integer number (4594296).

Almost surely, 2^73508064 is an apocalyptic number.

It is an amenable number.

73508064 is an abundant number, since it is smaller than the sum of its proper divisors (147018144).

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

73508064 is a wasteful number, since it uses less digits than its factorization.

73508064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109407 (or 109399 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 73508064 is about 8573.6843888727. The cubic root of 73508064 is about 418.9012551089.

The spelling of 73508064 in words is "seventy-three million, five hundred eight thousand, sixty-four".