45388112 has 120 divisors (see below), whose sum is σ = 117894240. Its totient is φ = 16692480.

The previous prime is 45388097. The next prime is 45388127. The reversal of 45388112 is 21188354.

It is an interprime number because it is at equal distance from previous prime (45388097) and next prime (45388127).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 163718 + ... + 163994.

It is an arithmetic number, because the mean of its divisors is an integer number (982452).

Almost surely, 2^45388112 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 45388112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58947120).

45388112 is an abundant number, since it is smaller than the sum of its proper divisors (72506128).

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

45388112 is a wasteful number, since it uses less digits than its factorization.

45388112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329 (or 316 counting only the distinct ones).

The product of its digits is 7680, while the sum is 32.

The square root of 45388112 is about 6737.0699862774. The cubic root of 45388112 is about 356.7089772304.

The spelling of 45388112 in words is "forty-five million, three hundred eighty-eight thousand, one hundred twelve".