73116554 has 16 divisors (see below), whose sum is σ = 126931200. Its totient is φ = 30938544.

The previous prime is 73116539. The next prime is 73116557. The reversal of 73116554 is 45561137.

It is a self number, because there is not a number n which added to its sum of digits gives 73116554.

It is not an unprimeable number, because it can be changed into a prime (73116557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31949 + ... + 34160.

It is an arithmetic number, because the mean of its divisors is an integer number (7933200).

Almost surely, 2^73116554 is an apocalyptic number.

73116554 is a deficient number, since it is larger than the sum of its proper divisors (53814646).

73116554 is a wasteful number, since it uses less digits than its factorization.

73116554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66197.

The product of its digits is 12600, while the sum is 32.

The square root of 73116554 is about 8550.8218318475. The cubic root of 73116554 is about 418.1562299947.

The spelling of 73116554 in words is "seventy-three million, one hundred sixteen thousand, five hundred fifty-four".