45380432 has 20 divisors (see below), whose sum is σ = 88146516. Its totient is φ = 22632960.

The previous prime is 45380407. The next prime is 45380443. The reversal of 45380432 is 23408354.

It can be written as a sum of positive squares in 2 ways, for example, as 7974976 + 37405456 = 2824^2 + 6116^2 .

It is a junction number, because it is equal to n+sod(n) for n = 45380395 and 45380404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3368 + ... + 10104.

Almost surely, 2^45380432 is an apocalyptic number.

It is a pronic number, being equal to 6736×6737.

It is an amenable number.

45380432 is a deficient number, since it is larger than the sum of its proper divisors (42766084).

45380432 is a wasteful number, since it uses less digits than its factorization.

45380432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7166 (or 7160 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 45380432 is about 6736.4999814444. The cubic root of 45380432 is about 356.6888568409.

Adding to 45380432 its reverse (23408354), we get a palindrome (68788786).

The spelling of 45380432 in words is "forty-five million, three hundred eighty thousand, four hundred thirty-two".