22297632 has 48 divisors (see below), whose sum is σ = 66894912. Its totient is φ = 6370560.

The previous prime is 22297601. The next prime is 22297637. The reversal of 22297632 is 23679222.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 22297593 and 22297602.

It is not an unprimeable number, because it can be changed into a prime (22297637) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15919 + ... + 17262.

It is an arithmetic number, because the mean of its divisors is an integer number (1393644).

Almost surely, 2^22297632 is an apocalyptic number.

It is an amenable number.

22297632 is an abundant number, since it is smaller than the sum of its proper divisors (44597280).

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

22297632 is a wasteful number, since it uses less digits than its factorization.

22297632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33201 (or 33193 counting only the distinct ones).

The product of its digits is 18144, while the sum is 33.

The square root of 22297632 is about 4722.0368486491. The cubic root of 22297632 is about 281.4618780712.

The spelling of 22297632 in words is "twenty-two million, two hundred ninety-seven thousand, six hundred thirty-two".