45124032 has 56 divisors (see below), whose sum is σ = 120097296. Its totient is φ = 14952448.

The previous prime is 45124021. The next prime is 45124033. The reversal of 45124032 is 23042154.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45124033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37228 + ... + 38420.

Almost surely, 2^45124032 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 45124032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60048648).

45124032 is an abundant number, since it is smaller than the sum of its proper divisors (74973264).

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

45124032 is a wasteful number, since it uses less digits than its factorization.

45124032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1405 (or 1395 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 45124032 is about 6717.4423704264. The cubic root of 45124032 is about 356.0158222148.

Adding to 45124032 its reverse (23042154), we get a palindrome (68166186).

The spelling of 45124032 in words is "forty-five million, one hundred twenty-four thousand, thirty-two".