22245158 has 16 divisors (see below), whose sum is σ = 36061200. Its totient is φ = 10230816.

The previous prime is 22245151. The next prime is 22245161. The reversal of 22245158 is 85154222.

It is a self number, because there is not a number n which added to its sum of digits gives 22245158.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22245151) 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, 6893 + ... + 9591.

It is an arithmetic number, because the mean of its divisors is an integer number (2253825).

Almost surely, 2^22245158 is an apocalyptic number.

22245158 is a deficient number, since it is larger than the sum of its proper divisors (13816042).

22245158 is a wasteful number, since it uses less digits than its factorization.

22245158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3031.

The product of its digits is 6400, while the sum is 29.

The square root of 22245158 is about 4716.4772871286. The cubic root of 22245158 is about 281.2409124307.

The spelling of 22245158 in words is "twenty-two million, two hundred forty-five thousand, one hundred fifty-eight".