22552111 has 8 divisors (see below), whose sum is σ = 23406480. Its totient is φ = 21702912.

The previous prime is 22552093. The next prime is 22552157. The reversal of 22552111 is 11125522.

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

It is a cyclic number.

It is not a de Polignac number, because 22552111 - 2²³ = 14163503 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22552171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9136 + ... + 11338.

It is an arithmetic number, because the mean of its divisors is an integer number (2925810).

Almost surely, 2^22552111 is an apocalyptic number.

22552111 is a deficient number, since it is larger than the sum of its proper divisors (854369).

22552111 is a wasteful number, since it uses less digits than its factorization.

22552111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2585.

The product of its digits is 200, while the sum is 19.

The square root of 22552111 is about 4748.9062951379. The cubic root of 22552111 is about 282.5285887480.

Adding to 22552111 its reverse (11125522), we get a palindrome (33677633).

The spelling of 22552111 in words is "twenty-two million, five hundred fifty-two thousand, one hundred eleven".