22572214 has 16 divisors (see below), whose sum is σ = 38820096. Its totient is φ = 9642600.

The previous prime is 22572211. The next prime is 22572227. The reversal of 22572214 is 41227522.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22572211) 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, 2199 + ... + 7069.

It is an arithmetic number, because the mean of its divisors is an integer number (2426256).

Almost surely, 2^22572214 is an apocalyptic number.

22572214 is a deficient number, since it is larger than the sum of its proper divisors (16247882).

22572214 is a wasteful number, since it uses less digits than its factorization.

22572214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5211.

The product of its digits is 2240, while the sum is 25.

The square root of 22572214 is about 4751.0224162805. The cubic root of 22572214 is about 282.6125126791.

Adding to 22572214 its reverse (41227522), we get a palindrome (63799736).

The spelling of 22572214 in words is "twenty-two million, five hundred seventy-two thousand, two hundred fourteen".