73928064 has 96 divisors (see below), whose sum is σ = 228490200. Its totient is φ = 21116928.

The previous prime is 73928059. The next prime is 73928081. The reversal of 73928064 is 46082937.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16852 + ... + 20780.

Almost surely, 2^73928064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 73928064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114245100).

73928064 is an abundant number, since it is smaller than the sum of its proper divisors (154562136).

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

73928064 is a wasteful number, since it uses less digits than its factorization.

73928064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3960 (or 3941 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 73928064 is about 8598.1430553347. The cubic root of 73928064 is about 419.6975600445.

The spelling of 73928064 in words is "seventy-three million, nine hundred twenty-eight thousand, sixty-four".