45532878 has 32 divisors (see below), whose sum is σ = 93768192. Its totient is φ = 14731200.

The previous prime is 45532859. The next prime is 45532889. The reversal of 45532878 is 87823554.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66325 + ... + 67007.

It is an arithmetic number, because the mean of its divisors is an integer number (2930256).

Almost surely, 2^45532878 is an apocalyptic number.

45532878 is an abundant number, since it is smaller than the sum of its proper divisors (48235314).

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

45532878 is a wasteful number, since it uses less digits than its factorization.

45532878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000.

The product of its digits is 268800, while the sum is 42.

The square root of 45532878 is about 6747.8054210239. The cubic root of 45532878 is about 357.0878174534.

It can be divided in two parts, 455 and 32878, that added together give a palindrome (33333).

The spelling of 45532878 in words is "forty-five million, five hundred thirty-two thousand, eight hundred seventy-eight".