172094922 has 64 divisors (see below), whose sum is σ = 393154560. Its totient is φ = 55778112.

The previous prime is 172094891. The next prime is 172094929. The reversal of 172094922 is 229490271.

172094922 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (172094929) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 449143 + ... + 449525.

It is an arithmetic number, because the mean of its divisors is an integer number (6143040).

Almost surely, 2^172094922 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 172094922, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (196577280).

172094922 is an abundant number, since it is smaller than the sum of its proper divisors (221059638).

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

172094922 is a wasteful number, since it uses less digits than its factorization.

172094922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 604 (or 598 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 172094922 is about 13118.4954167770. The cubic root of 172094922 is about 556.2320620062.

The spelling of 172094922 in words is "one hundred seventy-two million, ninety-four thousand, nine hundred twenty-two".