73100816 has 30 divisors (see below), whose sum is σ = 150463770. Its totient is φ = 34398208.

The previous prime is 73100803. The next prime is 73100869. The reversal of 73100816 is 61800137.

It can be written as a sum of positive squares in 3 ways, for example, as 10627600 + 62473216 = 3260^2 + 7904^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3281 + ... + 12528.

It is an arithmetic number, because the mean of its divisors is an integer number (5015459).

Almost surely, 2^73100816 is an apocalyptic number.

It is an amenable number.

73100816 is an abundant number, since it is smaller than the sum of its proper divisors (77362954).

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

73100816 is a wasteful number, since it uses less digits than its factorization.

73100816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15851 (or 15828 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 73100816 is about 8549.9015199007. The cubic root of 73100816 is about 418.1262257772.

The spelling of 73100816 in words is "seventy-three million, one hundred thousand, eight hundred sixteen".