45689856 has 88 divisors (see below), whose sum is σ = 123802560. Its totient is φ = 14979072.

The previous prime is 45689821. The next prime is 45689881. The reversal of 45689856 is 65898654.

It is a junction number, because it is equal to n+sod(n) for n = 45689799 and 45689808.

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, 328635 + ... + 328773.

Almost surely, 2^45689856 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 45689856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61901280).

45689856 is an abundant number, since it is smaller than the sum of its proper divisors (78112704).

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

45689856 is a wasteful number, since it uses less digits than its factorization.

45689856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269 (or 251 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 51.

The square root of 45689856 is about 6759.4271946667. The cubic root of 45689856 is about 357.4977090827.

The spelling of 45689856 in words is "forty-five million, six hundred eighty-nine thousand, eight hundred fifty-six".