45519132 has 24 divisors (see below), whose sum is σ = 112459536. Its totient is φ = 14280448.

The previous prime is 45519119. The next prime is 45519151. The reversal of 45519132 is 23191554.

It is a self number, because there is not a number n which added to its sum of digits gives 45519132.

It is a congruent number.

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, 111363 + ... + 111770.

It is an arithmetic number, because the mean of its divisors is an integer number (4685814).

Almost surely, 2^45519132 is an apocalyptic number.

It is an amenable number.

45519132 is an abundant number, since it is smaller than the sum of its proper divisors (66940404).

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

45519132 is a wasteful number, since it uses less digits than its factorization.

45519132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223157 (or 223155 counting only the distinct ones).

The product of its digits is 5400, while the sum is 30.

The square root of 45519132 is about 6746.7867907620. The cubic root of 45519132 is about 357.0518798820.

The spelling of 45519132 in words is "forty-five million, five hundred nineteen thousand, one hundred thirty-two".