22514454 has 24 divisors (see below), whose sum is σ = 48870432. Its totient is φ = 7491120.

The previous prime is 22514417. The next prime is 22514467. The reversal of 22514454 is 45441522.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 15712 + ... + 17084.

It is an arithmetic number, because the mean of its divisors is an integer number (2036268).

Almost surely, 2^22514454 is an apocalyptic number.

22514454 is an abundant number, since it is smaller than the sum of its proper divisors (26355978).

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

22514454 is a wasteful number, since it uses less digits than its factorization.

22514454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2292 (or 2289 counting only the distinct ones).

The product of its digits is 6400, while the sum is 27.

The square root of 22514454 is about 4744.9398310200. The cubic root of 22514454 is about 282.3712478786.

Adding to 22514454 its reverse (45441522), we get a palindrome (67955976).

The spelling of 22514454 in words is "twenty-two million, five hundred fourteen thousand, four hundred fifty-four".