45105232 has 20 divisors (see below), whose sum is σ = 87506676. Its totient is φ = 22522880.

The previous prime is 45105211. The next prime is 45105239. The reversal of 45105232 is 23250154.

It can be written as a sum of positive squares in 2 ways, for example, as 29550096 + 15555136 = 5436^2 + 3944^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45105239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15648 + ... + 18304.

Almost surely, 2^45105232 is an apocalyptic number.

It is an amenable number.

45105232 is a deficient number, since it is larger than the sum of its proper divisors (42401444).

45105232 is a wasteful number, since it uses less digits than its factorization.

45105232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3726 (or 3720 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 45105232 is about 6716.0428825313. The cubic root of 45105232 is about 355.9663731231.

Adding to 45105232 its reverse (23250154), we get a palindrome (68355386).

The spelling of 45105232 in words is "forty-five million, one hundred five thousand, two hundred thirty-two".