45332132 has 12 divisors (see below), whose sum is σ = 83997900. Its totient is φ = 21332736.

The previous prime is 45332129. The next prime is 45332171. The reversal of 45332132 is 23123354.

It can be written as a sum of positive squares in 2 ways, for example, as 16859236 + 28472896 = 4106^2 + 5336^2 .

It is a junction number, because it is equal to n+sod(n) for n = 45332098 and 45332107.

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, 333257 + ... + 333392.

It is an arithmetic number, because the mean of its divisors is an integer number (6999825).

Almost surely, 2^45332132 is an apocalyptic number.

It is an amenable number.

45332132 is a deficient number, since it is larger than the sum of its proper divisors (38665768).

45332132 is a wasteful number, since it uses less digits than its factorization.

45332132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666670 (or 666668 counting only the distinct ones).

The product of its digits is 2160, while the sum is 23.

The square root of 45332132 is about 6732.9140793567. The cubic root of 45332132 is about 356.5622663936.

Adding to 45332132 its reverse (23123354), we get a palindrome (68455486).

The spelling of 45332132 in words is "forty-five million, three hundred thirty-two thousand, one hundred thirty-two".