22265157 has 8 divisors (see below), whose sum is σ = 30489376. Its totient is φ = 14442192.

The previous prime is 22265077. The next prime is 22265167. The reversal of 22265157 is 75156222.

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

It is not a de Polignac number, because 22265157 - 2⁸ = 22264901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22265167) 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, 100183 + ... + 100404.

It is an arithmetic number, because the mean of its divisors is an integer number (3811172).

Almost surely, 2^22265157 is an apocalyptic number.

It is an amenable number.

22265157 is a deficient number, since it is larger than the sum of its proper divisors (8224219).

22265157 is a wasteful number, since it uses less digits than its factorization.

22265157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200627.

The product of its digits is 8400, while the sum is 30.

The square root of 22265157 is about 4718.5969312922. The cubic root of 22265157 is about 281.3251682541.

It can be divided in two parts, 22265 and 157, that added together give a palindrome (22422).

The spelling of 22265157 in words is "twenty-two million, two hundred sixty-five thousand, one hundred fifty-seven".