73919994 has 32 divisors (see below), whose sum is σ = 156790080. Its totient is φ = 23167872.

The previous prime is 73919941. The next prime is 73920023. The reversal of 73919994 is 49991937.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13252 + ... + 17984.

It is an arithmetic number, because the mean of its divisors is an integer number (4899690).

Almost surely, 2^73919994 is an apocalyptic number.

73919994 is an abundant number, since it is smaller than the sum of its proper divisors (82870086).

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

73919994 is a wasteful number, since it uses less digits than its factorization.

73919994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4894.

The product of its digits is 551124, while the sum is 51.

The square root of 73919994 is about 8597.6737551503. The cubic root of 73919994 is about 419.6822880699.

The spelling of 73919994 in words is "seventy-three million, nine hundred nineteen thousand, nine hundred ninety-four".