73711944 has 80 divisors (see below), whose sum is σ = 217364400. Its totient is φ = 23273568.

The previous prime is 73711931. The next prime is 73711951. The reversal of 73711944 is 44911737.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 73711899 and 73711908.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 9319 + ... + 15305.

It is an arithmetic number, because the mean of its divisors is an integer number (2717055).

Almost surely, 2^73711944 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 73711944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108682200).

73711944 is an abundant number, since it is smaller than the sum of its proper divisors (143652456).

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

73711944 is a wasteful number, since it uses less digits than its factorization.

73711944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6024 (or 6011 counting only the distinct ones).

The product of its digits is 21168, while the sum is 36.

The square root of 73711944 is about 8585.5660267684. The cubic root of 73711944 is about 419.2881820442.

The spelling of 73711944 in words is "seventy-three million, seven hundred eleven thousand, nine hundred forty-four".