45238332 has 48 divisors (see below), whose sum is σ = 111992832. Its totient is φ = 14182080.

The previous prime is 45238313. The next prime is 45238357. The reversal of 45238332 is 23383254.

It is a self number, because there is not a number n which added to its sum of digits gives 45238332.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 15493 + ... + 18179.

It is an arithmetic number, because the mean of its divisors is an integer number (2333184).

Almost surely, 2^45238332 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45238332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55996416).

45238332 is an abundant number, since it is smaller than the sum of its proper divisors (66754500).

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

45238332 is a wasteful number, since it uses less digits than its factorization.

45238332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2778 (or 2776 counting only the distinct ones).

The product of its digits is 17280, while the sum is 30.

The square root of 45238332 is about 6725.9446920117. The cubic root of 45238332 is about 356.3161669651.

The spelling of 45238332 in words is "forty-five million, two hundred thirty-eight thousand, three hundred thirty-two".