22666532 has 24 divisors (see below), whose sum is σ = 45534720. Its totient is φ = 9671040.

The previous prime is 22666531. The next prime is 22666541. The reversal of 22666532 is 23566622.

It is not an unprimeable number, because it can be changed into a prime (22666531) 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, 5069 + ... + 8427.

It is an arithmetic number, because the mean of its divisors is an integer number (1897280).

Almost surely, 2^22666532 is an apocalyptic number.

It is an amenable number.

22666532 is an abundant number, since it is smaller than the sum of its proper divisors (22868188).

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

22666532 is a wasteful number, since it uses less digits than its factorization.

22666532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3611 (or 3609 counting only the distinct ones).

The product of its digits is 25920, while the sum is 32.

The square root of 22666532 is about 4760.9381428454. The cubic root of 22666532 is about 283.0055978282.

The spelling of 22666532 in words is "twenty-two million, six hundred sixty-six thousand, five hundred thirty-two".