45232432 has 20 divisors (see below), whose sum is σ = 100157776. Its totient is φ = 19385280.

The previous prime is 45232367. The next prime is 45232433. The reversal of 45232432 is 23423254.

It is a junction number, because it is equal to n+sod(n) for n = 45232397 and 45232406.

It is not an unprimeable number, because it can be changed into a prime (45232433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 201819 + ... + 202042.

Almost surely, 2^45232432 is an apocalyptic number.

It is an amenable number.

45232432 is an abundant number, since it is smaller than the sum of its proper divisors (54925344).

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

45232432 is a wasteful number, since it uses less digits than its factorization.

45232432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403876 (or 403870 counting only the distinct ones).

The product of its digits is 5760, while the sum is 25.

The square root of 45232432 is about 6725.5060776123. The cubic root of 45232432 is about 356.3006759962.

Adding to 45232432 its reverse (23423254), we get a palindrome (68655686).

The spelling of 45232432 in words is "forty-five million, two hundred thirty-two thousand, four hundred thirty-two".