45208132 has 12 divisors (see below), whose sum is σ = 79221996. Its totient is φ = 22573280.

The previous prime is 45208091. The next prime is 45208139. The reversal of 45208132 is 23180254.

It can be written as a sum of positive squares in 2 ways, for example, as 799236 + 44408896 = 894^2 + 6664^2 .

It is a junction number, because it is equal to n+sod(n) for n = 45208097 and 45208106.

It is not an unprimeable number, because it can be changed into a prime (45208139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4219 + ... + 10402.

It is an arithmetic number, because the mean of its divisors is an integer number (6601833).

Almost surely, 2^45208132 is an apocalyptic number.

It is an amenable number.

45208132 is a deficient number, since it is larger than the sum of its proper divisors (34013864).

45208132 is a wasteful number, since it uses less digits than its factorization.

45208132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15398 (or 15396 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 45208132 is about 6723.6992794146. The cubic root of 45208132 is about 356.2368600058.

Adding to 45208132 its reverse (23180254), we get a palindrome (68388386).

The spelling of 45208132 in words is "forty-five million, two hundred eight thousand, one hundred thirty-two".