73891116 has 120 divisors (see below), whose sum is σ = 212590224. Its totient is φ = 22239360.

The previous prime is 73891099. The next prime is 73891121. The reversal of 73891116 is 61119837.

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 39 ways as a sum of consecutive naturals, for example, 223071 + ... + 223401.

Almost surely, 2^73891116 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 73891116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (106295112).

73891116 is an abundant number, since it is smaller than the sum of its proper divisors (138699108).

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

73891116 is a wasteful number, since it uses less digits than its factorization.

73891116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413 (or 402 counting only the distinct ones).

The product of its digits is 9072, while the sum is 36.

The square root of 73891116 is about 8595.9941833391. The cubic root of 73891116 is about 419.6276291382.

The spelling of 73891116 in words is "seventy-three million, eight hundred ninety-one thousand, one hundred sixteen".