172630676 has 12 divisors (see below), whose sum is σ = 302319360. Its totient is φ = 86253720.

The previous prime is 172630673. The next prime is 172630687. The reversal of 172630676 is 676036271.

172630676 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172630673) 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, 8786 + ... + 20553.

It is an arithmetic number, because the mean of its divisors is an integer number (25193280).

Almost surely, 2^172630676 is an apocalyptic number.

It is an amenable number.

172630676 is a deficient number, since it is larger than the sum of its proper divisors (129688684).

172630676 is a wasteful number, since it uses less digits than its factorization.

172630676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30814 (or 30812 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 38.

The square root of 172630676 is about 13138.8993450745. The cubic root of 172630676 is about 556.8086717847.

The spelling of 172630676 in words is "one hundred seventy-two million, six hundred thirty thousand, six hundred seventy-six".