172255795 has 16 divisors (see below), whose sum is σ = 214695360. Its totient is φ = 132517504.

The previous prime is 172255789. The next prime is 172255819. The reversal of 172255795 is 597552271.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 172255795 - 2¹⁹ = 171731507 is a prime.

It is a super-3 number, since 3×172255795³ (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35877 + ... + 40393.

It is an arithmetic number, because the mean of its divisors is an integer number (13418460).

Almost surely, 2^172255795 is an apocalyptic number.

172255795 is a deficient number, since it is larger than the sum of its proper divisors (42439565).

172255795 is a wasteful number, since it uses less digits than its factorization.

172255795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4814.

The product of its digits is 220500, while the sum is 43.

The square root of 172255795 is about 13124.6255184672. The cubic root of 172255795 is about 556.4053285023.

The spelling of 172255795 in words is "one hundred seventy-two million, two hundred fifty-five thousand, seven hundred ninety-five".