22054442 has 32 divisors (see below), whose sum is σ = 36115200. Its totient is φ = 10075968.

The previous prime is 22054429. The next prime is 22054453. The reversal of 22054442 is 24445022.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92159 + ... + 92397.

It is an arithmetic number, because the mean of its divisors is an integer number (1128600).

Almost surely, 2^22054442 is an apocalyptic number.

22054442 is a deficient number, since it is larger than the sum of its proper divisors (14060758).

22054442 is a wasteful number, since it uses less digits than its factorization.

22054442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350.

The product of its (nonzero) digits is 2560, while the sum is 23.

The square root of 22054442 is about 4696.2157105482. The cubic root of 22054442 is about 280.4348769501.

Adding to 22054442 its reverse (24445022), we get a palindrome (46499464).

The spelling of 22054442 in words is "twenty-two million, fifty-four thousand, four hundred forty-two".