22559442 has 16 divisors (see below), whose sum is σ = 47773152. Its totient is φ = 7077440.

The previous prime is 22559437. The next prime is 22559473. The reversal of 22559442 is 24495522.

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, 110484 + ... + 110687.

It is an arithmetic number, because the mean of its divisors is an integer number (2985822).

Almost surely, 2^22559442 is an apocalyptic number.

22559442 is an abundant number, since it is smaller than the sum of its proper divisors (25213710).

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

22559442 is a wasteful number, since it uses less digits than its factorization.

22559442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221193.

The product of its digits is 28800, while the sum is 33.

The square root of 22559442 is about 4749.6780943554. The cubic root of 22559442 is about 282.5591992260.

The spelling of 22559442 in words is "twenty-two million, five hundred fifty-nine thousand, four hundred forty-two".