45039024 has 80 divisors (see below), whose sum is σ = 130393440. Its totient is φ = 14883840.

The previous prime is 45039023. The next prime is 45039041. The reversal of 45039024 is 42093054.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (45039023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58804 + ... + 59564.

It is an arithmetic number, because the mean of its divisors is an integer number (1629918).

Almost surely, 2^45039024 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 45039024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65196720).

45039024 is an abundant number, since it is smaller than the sum of its proper divisors (85354416).

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

45039024 is a wasteful number, since it uses less digits than its factorization.

45039024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 915 (or 903 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 45039024 is about 6711.1119793966. Note that the first 3 decimals coincide. The cubic root of 45039024 is about 355.7921186712.

The spelling of 45039024 in words is "forty-five million, thirty-nine thousand, twenty-four".