45563856 has 40 divisors (see below), whose sum is σ = 126762720. Its totient is φ = 14019456.

The previous prime is 45563809. The next prime is 45563863. The reversal of 45563856 is 65836554.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35886 + ... + 37133.

It is an arithmetic number, because the mean of its divisors is an integer number (3169068).

Almost surely, 2^45563856 is an apocalyptic number.

It is an amenable number.

45563856 is an abundant number, since it is smaller than the sum of its proper divisors (81198864).

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

45563856 is a wasteful number, since it uses less digits than its factorization.

45563856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73043 (or 73037 counting only the distinct ones).

The product of its digits is 432000, while the sum is 42.

The square root of 45563856 is about 6750.1004436971. The cubic root of 45563856 is about 357.1687798936.

The spelling of 45563856 in words is "forty-five million, five hundred sixty-three thousand, eight hundred fifty-six".