22250466 has 24 divisors (see below), whose sum is σ = 55096704. Its totient is φ = 6357240.

The previous prime is 22250447. The next prime is 22250471. The reversal of 22250466 is 66405222.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 88170 + ... + 88421.

It is an arithmetic number, because the mean of its divisors is an integer number (2295696).

Almost surely, 2^22250466 is an apocalyptic number.

22250466 is an abundant number, since it is smaller than the sum of its proper divisors (32846238).

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

22250466 is a wasteful number, since it uses less digits than its factorization.

22250466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176606 (or 176603 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 22250466 is about 4717.0399616709. The cubic root of 22250466 is about 281.2632799655.

Adding to 22250466 its reverse (66405222), we get a palindrome (88655688).

The spelling of 22250466 in words is "twenty-two million, two hundred fifty thousand, four hundred sixty-six".