22889492 has 6 divisors (see below), whose sum is σ = 40056618. Its totient is φ = 11444744.

The previous prime is 22889483. The next prime is 22889507. The reversal of 22889492 is 29498822.

It can be written as a sum of positive squares in only one way, i.e., 18284176 + 4605316 = 4276^2 + 2146^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2861183 + ... + 2861190.

It is an arithmetic number, because the mean of its divisors is an integer number (6676103).

Almost surely, 2^22889492 is an apocalyptic number.

It is an amenable number.

22889492 is a deficient number, since it is larger than the sum of its proper divisors (17167126).

22889492 is a wasteful number, since it uses less digits than its factorization.

22889492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5722377 (or 5722375 counting only the distinct ones).

The product of its digits is 165888, while the sum is 44.

The square root of 22889492 is about 4784.2963955006. The cubic root of 22889492 is about 283.9305027329.

The spelling of 22889492 in words is "twenty-two million, eight hundred eighty-nine thousand, four hundred ninety-two".