45441132 has 24 divisors (see below), whose sum is σ = 115668672. Its totient is φ = 13770000.

The previous prime is 45441107. The next prime is 45441163. The reversal of 45441132 is 23114454.

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, 171994 + ... + 172257.

It is an arithmetic number, because the mean of its divisors is an integer number (4819528).

Almost surely, 2^45441132 is an apocalyptic number.

It is an amenable number.

45441132 is an abundant number, since it is smaller than the sum of its proper divisors (70227540).

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

45441132 is a wasteful number, since it uses less digits than its factorization.

45441132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344269 (or 344267 counting only the distinct ones).

The product of its digits is 1920, while the sum is 24.

The square root of 45441132 is about 6741.0037828205. The cubic root of 45441132 is about 356.8478193900.

Adding to 45441132 its reverse (23114454), we get a palindrome (68555586).

The spelling of 45441132 in words is "forty-five million, four hundred forty-one thousand, one hundred thirty-two".