22105179 has 6 divisors (see below), whose sum is σ = 31929716. Its totient is φ = 14736780.

The previous prime is 22105177. The next prime is 22105207. The reversal of 22105179 is 97150122.

It is not a de Polignac number, because 22105179 - 2¹ = 22105177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22105177) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1228057 + ... + 1228074.

Almost surely, 2^22105179 is an apocalyptic number.

22105179 is a deficient number, since it is larger than the sum of its proper divisors (9824537).

22105179 is a wasteful number, since it uses less digits than its factorization.

22105179 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2456137 (or 2456134 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 27.

The square root of 22105179 is about 4701.6145099317. The cubic root of 22105179 is about 280.6497622671.

The spelling of 22105179 in words is "twenty-two million, one hundred five thousand, one hundred seventy-nine".