45745878 has 32 divisors (see below), whose sum is σ = 97169760. Its totient is φ = 14307840.

The previous prime is 45745877. The next prime is 45745891. The reversal of 45745878 is 87854754.

45745878 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45745877) 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 15 ways as a sum of consecutive naturals, for example, 54768 + ... + 55596.

It is an arithmetic number, because the mean of its divisors is an integer number (3036555).

Almost surely, 2^45745878 is an apocalyptic number.

45745878 is an abundant number, since it is smaller than the sum of its proper divisors (51423882).

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

45745878 is a wasteful number, since it uses less digits than its factorization.

45745878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1392.

The product of its digits is 1254400, while the sum is 48.

The square root of 45745878 is about 6763.5699153627. The cubic root of 45745878 is about 357.6437630679.

The spelling of 45745878 in words is "forty-five million, seven hundred forty-five thousand, eight hundred seventy-eight".