45508388 has 12 divisors (see below), whose sum is σ = 84324492. Its totient is φ = 21415680.

The previous prime is 45508369. The next prime is 45508391. The reversal of 45508388 is 88380554.

45508388 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 36699364 + 8809024 = 6058^2 + 2968^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 334553 + ... + 334688.

It is an arithmetic number, because the mean of its divisors is an integer number (7027041).

Almost surely, 2^45508388 is an apocalyptic number.

It is an amenable number.

45508388 is a deficient number, since it is larger than the sum of its proper divisors (38816104).

45508388 is a wasteful number, since it uses less digits than its factorization.

45508388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 669262 (or 669260 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 41.

The square root of 45508388 is about 6745.9905128899. The cubic root of 45508388 is about 357.0237857079.

The spelling of 45508388 in words is "forty-five million, five hundred eight thousand, three hundred eighty-eight".