45121832 has 32 divisors (see below), whose sum is σ = 96940800. Its totient is φ = 19287744.

The previous prime is 45121831. The next prime is 45121847. The reversal of 45121832 is 23812154.

It is not an unprimeable number, because it can be changed into a prime (45121831) 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, 27713 + ... + 29295.

It is an arithmetic number, because the mean of its divisors is an integer number (3029400).

Almost surely, 2^45121832 is an apocalyptic number.

It is an amenable number.

45121832 is an abundant number, since it is smaller than the sum of its proper divisors (51818968).

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

45121832 is a wasteful number, since it uses less digits than its factorization.

45121832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2105 (or 2101 counting only the distinct ones).

The product of its digits is 1920, while the sum is 26.

The square root of 45121832 is about 6717.2786156300. The cubic root of 45121832 is about 356.0100363286.

Adding to 45121832 its reverse (23812154), we get a palindrome (68933986).

The spelling of 45121832 in words is "forty-five million, one hundred twenty-one thousand, eight hundred thirty-two".