22426284 has 24 divisors (see below), whose sum is σ = 53187568. Its totient is φ = 7352640.

The previous prime is 22426279. The next prime is 22426297. The reversal of 22426284 is 48262422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14587 + ... + 16050.

Almost surely, 2^22426284 is an apocalyptic number.

It is an amenable number.

22426284 is an abundant number, since it is smaller than the sum of its proper divisors (30761284).

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

22426284 is a wasteful number, since it uses less digits than its factorization.

22426284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30705 (or 30703 counting only the distinct ones).

The product of its digits is 12288, while the sum is 30.

The square root of 22426284 is about 4735.6397667052. The cubic root of 22426284 is about 282.0021628525.

The spelling of 22426284 in words is "twenty-two million, four hundred twenty-six thousand, two hundred eighty-four".