22149696 has 28 divisors (see below), whose sum is σ = 58604912. Its totient is φ = 7383168.

The previous prime is 22149653. The next prime is 22149719. The reversal of 22149696 is 69694122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57490 + ... + 57873.

Almost surely, 2^22149696 is an apocalyptic number.

It is an amenable number.

22149696 is an abundant number, since it is smaller than the sum of its proper divisors (36455216).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22149696 is a wasteful number, since it uses less digits than its factorization.

22149696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115378 (or 115368 counting only the distinct ones).

The product of its digits is 46656, while the sum is 39.

The square root of 22149696 is about 4706.3463535953. The cubic root of 22149696 is about 280.8380335005.

The spelling of 22149696 in words is "twenty-two million, one hundred forty-nine thousand, six hundred ninety-six".