22454466 has 32 divisors (see below), whose sum is σ = 48062400. Its totient is φ = 6972480.

The previous prime is 22454461. The next prime is 22454473. The reversal of 22454466 is 66445422.

It is not an unprimeable number, because it can be changed into a prime (22454461) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5340 + ... + 8568.

It is an arithmetic number, because the mean of its divisors is an integer number (1501950).

Almost surely, 2^22454466 is an apocalyptic number.

22454466 is an abundant number, since it is smaller than the sum of its proper divisors (25607934).

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

22454466 is a wasteful number, since it uses less digits than its factorization.

22454466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3314.

The product of its digits is 46080, while the sum is 33.

The square root of 22454466 is about 4738.6143544289. The cubic root of 22454466 is about 282.1202394547.

Adding to 22454466 its reverse (66445422), we get a palindrome (88899888).

The spelling of 22454466 in words is "twenty-two million, four hundred fifty-four thousand, four hundred sixty-six".