45885568 has 32 divisors (see below), whose sum is σ = 92106000. Its totient is φ = 22768896.

The previous prime is 45885563. The next prime is 45885599. The reversal of 45885568 is 86558854.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is not an unprimeable number, because it can be changed into a prime (45885563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16503 + ... + 19081.

Almost surely, 2^45885568 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45885568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46053000).

45885568 is an abundant number, since it is smaller than the sum of its proper divisors (46220432).

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

45885568 is a wasteful number, since it uses less digits than its factorization.

45885568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2732 (or 2720 counting only the distinct ones).

The product of its digits is 1536000, while the sum is 49.

The square root of 45885568 is about 6773.8886911434. Note that the first 3 decimals coincide. The cubic root of 45885568 is about 358.0074278288.

The spelling of 45885568 in words is "forty-five million, eight hundred eighty-five thousand, five hundred sixty-eight".