45931886 has 32 divisors (see below), whose sum is σ = 92510208. Its totient is φ = 16518240.

The previous prime is 45931843. The next prime is 45931889. The reversal of 45931886 is 68813954.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45931889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9470 + ... + 13473.

It is an arithmetic number, because the mean of its divisors is an integer number (2890944).

Almost surely, 2^45931886 is an apocalyptic number.

45931886 is an abundant number, since it is smaller than the sum of its proper divisors (46578322).

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

45931886 is a wasteful number, since it uses less digits than its factorization.

45931886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22976.

The product of its digits is 207360, while the sum is 44.

The square root of 45931886 is about 6777.3066921898. The cubic root of 45931886 is about 358.1278477662.

The spelling of 45931886 in words is "forty-five million, nine hundred thirty-one thousand, eight hundred eighty-six".