172095798 has 64 divisors (see below), whose sum is σ = 416747520. Its totient is φ = 46312992.

The previous prime is 172095727. The next prime is 172095839. The reversal of 172095798 is 897590271.

172095798 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 63393 + ... + 66051.

It is an arithmetic number, because the mean of its divisors is an integer number (6511680).

Almost surely, 2^172095798 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 172095798, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (208373760).

172095798 is an abundant number, since it is smaller than the sum of its proper divisors (244651722).

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

172095798 is a wasteful number, since it uses less digits than its factorization.

172095798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2761.

The product of its (nonzero) digits is 317520, while the sum is 48.

The square root of 172095798 is about 13118.5288047098. The cubic root of 172095798 is about 556.2330057847.

The spelling of 172095798 in words is "one hundred seventy-two million, ninety-five thousand, seven hundred ninety-eight".