45291088 has 20 divisors (see below), whose sum is σ = 88203060. Its totient is φ = 22529024.

The previous prime is 45291047. The next prime is 45291089. The reversal of 45291088 is 88019254.

It can be written as a sum of positive squares in 2 ways, for example, as 38044224 + 7246864 = 6168^2 + 2692^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45291089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4033 + ... + 10336.

It is an arithmetic number, because the mean of its divisors is an integer number (4410153).

Almost surely, 2^45291088 is an apocalyptic number.

It is an amenable number.

45291088 is a deficient number, since it is larger than the sum of its proper divisors (42911972).

45291088 is a wasteful number, since it uses less digits than its factorization.

45291088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14574 (or 14568 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 37.

The square root of 45291088 is about 6729.8653775540. The cubic root of 45291088 is about 356.4546226537.

The spelling of 45291088 in words is "forty-five million, two hundred ninety-one thousand, eighty-eight".