22605142 has 16 divisors (see below), whose sum is σ = 39409920. Its totient is φ = 9523368.

The previous prime is 22605131. The next prime is 22605151. The reversal of 22605142 is 24150622.

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, 12858 + ... + 14509.

It is an arithmetic number, because the mean of its divisors is an integer number (2463120).

Almost surely, 2^22605142 is an apocalyptic number.

22605142 is a deficient number, since it is larger than the sum of its proper divisors (16804778).

22605142 is a wasteful number, since it uses less digits than its factorization.

22605142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27435.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 22605142 is about 4754.4865127582. The cubic root of 22605142 is about 282.7498695108.

Adding to 22605142 its reverse (24150622), we get a palindrome (46755764).

The spelling of 22605142 in words is "twenty-two million, six hundred five thousand, one hundred forty-two".