22097604 has 24 divisors (see below), whose sum is σ = 51958368. Its totient is φ = 7309120.

The previous prime is 22097599. The next prime is 22097609. The reversal of 22097604 is 40679022.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22097599) and next prime (22097609).

It is not an unprimeable number, because it can be changed into a prime (22097609) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 5457 + ... + 8600.

It is an arithmetic number, because the mean of its divisors is an integer number (2164932).

Almost surely, 2^22097604 is an apocalyptic number.

It is an amenable number.

22097604 is an abundant number, since it is smaller than the sum of its proper divisors (29860764).

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

22097604 is a wasteful number, since it uses less digits than its factorization.

22097604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14195 (or 14193 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 22097604 is about 4700.8088665675. The cubic root of 22097604 is about 280.6177009294.

The spelling of 22097604 in words is "twenty-two million, ninety-seven thousand, six hundred four".