22689922 has 4 divisors (see below), whose sum is σ = 34034886. Its totient is φ = 11344960.

The previous prime is 22689913. The next prime is 22689929. The reversal of 22689922 is 22998622.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 22667121 + 22801 = 4761^2 + 151^2 .

It is not an unprimeable number, because it can be changed into a prime (22689929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5672479 + ... + 5672482.

Almost surely, 2^22689922 is an apocalyptic number.

22689922 is a deficient number, since it is larger than the sum of its proper divisors (11344964).

22689922 is a wasteful number, since it uses less digits than its factorization.

22689922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11344963.

The product of its digits is 62208, while the sum is 40.

The square root of 22689922 is about 4763.3939580933. The cubic root of 22689922 is about 283.1029105433.

The spelling of 22689922 in words is "twenty-two million, six hundred eighty-nine thousand, nine hundred twenty-two".