172563116 has 24 divisors (see below), whose sum is σ = 338345616. Its totient is φ = 76317120.

The previous prime is 172563109. The next prime is 172563121. The reversal of 172563116 is 611365271.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51371 + ... + 54626.

It is an arithmetic number, because the mean of its divisors is an integer number (14097734).

Almost surely, 2^172563116 is an apocalyptic number.

It is an amenable number.

172563116 is a deficient number, since it is larger than the sum of its proper divisors (165782500).

172563116 is a wasteful number, since it uses less digits than its factorization.

172563116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106049 (or 106047 counting only the distinct ones).

The product of its digits is 7560, while the sum is 32.

The square root of 172563116 is about 13136.3281018708. The cubic root of 172563116 is about 556.7360255568.

The spelling of 172563116 in words is "one hundred seventy-two million, five hundred sixty-three thousand, one hundred sixteen".