45632132 has 36 divisors (see below), whose sum is σ = 100045260. Its totient is φ = 18051264.

The previous prime is 45632107. The next prime is 45632177. The reversal of 45632132 is 23123654.

It can be written as a sum of positive squares in 2 ways, for example, as 12845056 + 32787076 = 3584^2 + 5726^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6407 + ... + 11502.

It is an arithmetic number, because the mean of its divisors is an integer number (2779035).

Almost surely, 2^45632132 is an apocalyptic number.

It is an amenable number.

45632132 is an abundant number, since it is smaller than the sum of its proper divisors (54413128).

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

45632132 is a wasteful number, since it uses less digits than its factorization.

45632132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17940 (or 17931 counting only the distinct ones).

The product of its digits is 4320, while the sum is 26.

The square root of 45632132 is about 6755.1559567489. The cubic root of 45632132 is about 357.3470929054.

Adding to 45632132 its reverse (23123654), we get a palindrome (68755786).

The spelling of 45632132 in words is "forty-five million, six hundred thirty-two thousand, one hundred thirty-two".