32445868 has 24 divisors (see below), whose sum is σ = 69884192. Its totient is φ = 12835584.

The previous prime is 32445857. The next prime is 32445869. The reversal of 32445868 is 86854423.

It is a self number, because there is not a number n which added to its sum of digits gives 32445868.

It is not an unprimeable number, because it can be changed into a prime (32445869) 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, 44205 + ... + 44932.

Almost surely, 2^32445868 is an apocalyptic number.

It is an amenable number.

32445868 is an abundant number, since it is smaller than the sum of its proper divisors (37438324).

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

32445868 is a wasteful number, since it uses less digits than its factorization.

32445868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89161 (or 89159 counting only the distinct ones).

The product of its digits is 184320, while the sum is 40.

The square root of 32445868 is about 5696.1274564392. The cubic root of 32445868 is about 318.9479381631.

The spelling of 32445868 in words is "thirty-two million, four hundred forty-five thousand, eight hundred sixty-eight".