22097652 has 24 divisors (see below), whose sum is σ = 53340000. Its totient is φ = 7111776.

The previous prime is 22097617. The next prime is 22097653. The reversal of 22097652 is 25679022.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22097653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31402 + ... + 32097.

It is an arithmetic number, because the mean of its divisors is an integer number (2222500).

Almost surely, 2^22097652 is an apocalyptic number.

It is an amenable number.

22097652 is an abundant number, since it is smaller than the sum of its proper divisors (31242348).

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

22097652 is a wasteful number, since it uses less digits than its factorization.

22097652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63535 (or 63533 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 22097652 is about 4700.8139720691. The cubic root of 22097652 is about 280.6179041134.

The spelling of 22097652 in words is "twenty-two million, ninety-seven thousand, six hundred fifty-two".