2172322626 has 16 divisors (see below), whose sum is σ = 4345143264. Its totient is φ = 724024544.

The previous prime is 2172322601. The next prime is 2172322627. The reversal of 2172322626 is 6262232712.

It is not an unprimeable number, because it can be changed into a prime (2172322627) 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, 60325 + ... + 89351.

It is an arithmetic number, because the mean of its divisors is an integer number (271571454).

Almost surely, 2^2172322626 is an apocalyptic number.

2172322626 is an abundant number, since it is smaller than the sum of its proper divisors (2172820638).

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

2172322626 is a wasteful number, since it uses less digits than its factorization.

2172322626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41505.

The product of its digits is 24192, while the sum is 33.

The square root of 2172322626 is about 46608.1819641144. The cubic root of 2172322626 is about 1295.1143294856.

The spelling of 2172322626 in words is "two billion, one hundred seventy-two million, three hundred twenty-two thousand, six hundred twenty-six".