73663116 has 12 divisors (see below), whose sum is σ = 171880632. Its totient is φ = 24554368.

The previous prime is 73663111. The next prime is 73663151. The reversal of 73663116 is 61136637.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (73663111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3069285 + ... + 3069308.

It is an arithmetic number, because the mean of its divisors is an integer number (14323386).

Almost surely, 2^73663116 is an apocalyptic number.

It is an amenable number.

73663116 is an abundant number, since it is smaller than the sum of its proper divisors (98217516).

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

73663116 is a wasteful number, since it uses less digits than its factorization.

73663116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6138600 (or 6138598 counting only the distinct ones).

The product of its digits is 13608, while the sum is 33.

The square root of 73663116 is about 8582.7219458631. The cubic root of 73663116 is about 419.1955804727.

The spelling of 73663116 in words is "seventy-three million, six hundred sixty-three thousand, one hundred sixteen".