73056816 has 100 divisors (see below), whose sum is σ = 241684432. Its totient is φ = 20870784.

The previous prime is 73056791. The next prime is 73056821. The reversal of 73056816 is 61865037.

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

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, 5046 + ... + 13098.

Almost surely, 2^73056816 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 73056816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (120842216).

73056816 is an abundant number, since it is smaller than the sum of its proper divisors (168627616).

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

73056816 is a wasteful number, since it uses less digits than its factorization.

73056816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8080 (or 8065 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 73056816 is about 8547.3280035342. The cubic root of 73056816 is about 418.0423177016.

The spelling of 73056816 in words is "seventy-three million, fifty-six thousand, eight hundred sixteen".