22881022 has 16 divisors (see below), whose sum is σ = 35422992. Its totient is φ = 11076480.

The previous prime is 22881013. The next prime is 22881049. The reversal of 22881022 is 22018822.

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, 17193 + ... + 18475.

It is an arithmetic number, because the mean of its divisors is an integer number (2213937).

Almost surely, 2^22881022 is an apocalyptic number.

22881022 is a deficient number, since it is larger than the sum of its proper divisors (12541970).

22881022 is a wasteful number, since it uses less digits than its factorization.

22881022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1563.

The product of its (nonzero) digits is 1024, while the sum is 25.

The square root of 22881022 is about 4783.4111259644. The cubic root of 22881022 is about 283.8954766454.

Adding to 22881022 its reverse (22018822), we get a palindrome (44899844).

The spelling of 22881022 in words is "twenty-two million, eight hundred eighty-one thousand, twenty-two".