22562154 has 12 divisors (see below), whose sum is σ = 48884706. Its totient is φ = 7520712.

The previous prime is 22562129. The next prime is 22562159. The reversal of 22562154 is 45126522.

It can be written as a sum of positive squares in only one way, i.e., 19158129 + 3404025 = 4377^2 + 1845^2 .

It is not an unprimeable number, because it can be changed into a prime (22562159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 626709 + ... + 626744.

Almost surely, 2^22562154 is an apocalyptic number.

22562154 is an abundant number, since it is smaller than the sum of its proper divisors (26322552).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22562154 is a wasteful number, since it uses less digits than its factorization.

22562154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1253461 (or 1253458 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 22562154 is about 4749.9635788077. The cubic root of 22562154 is about 282.5705214600.

Adding to 22562154 its reverse (45126522), we get a palindrome (67688676).

The spelling of 22562154 in words is "twenty-two million, five hundred sixty-two thousand, one hundred fifty-four".