172822233 has 8 divisors (see below), whose sum is σ = 242557600. Its totient is φ = 109150848.

The previous prime is 172822231. The next prime is 172822259. The reversal of 172822233 is 332228271.

172822233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 172822233 - 2¹ = 172822231 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 172822233.

It is not an unprimeable number, because it can be changed into a prime (172822231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1515928 + ... + 1516041.

It is an arithmetic number, because the mean of its divisors is an integer number (30319700).

Almost surely, 2^172822233 is an apocalyptic number.

It is an amenable number.

172822233 is a deficient number, since it is larger than the sum of its proper divisors (69735367).

172822233 is a wasteful number, since it uses less digits than its factorization.

172822233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3031991.

The product of its digits is 8064, while the sum is 30.

The square root of 172822233 is about 13146.1870137314. The cubic root of 172822233 is about 557.0145470750.

The spelling of 172822233 in words is "one hundred seventy-two million, eight hundred twenty-two thousand, two hundred thirty-three".