45182212 has 48 divisors (see below), whose sum is σ = 85744512. Its totient is φ = 20782080.

The previous prime is 45182197. The next prime is 45182213. The reversal of 45182212 is 21228154.

It is not an unprimeable number, because it can be changed into a prime (45182213) 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 15 ways as a sum of consecutive naturals, for example, 465748 + ... + 465844.

It is an arithmetic number, because the mean of its divisors is an integer number (1786344).

Almost surely, 2^45182212 is an apocalyptic number.

It is an amenable number.

45182212 is a deficient number, since it is larger than the sum of its proper divisors (40562300).

45182212 is a wasteful number, since it uses less digits than its factorization.

45182212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268 (or 266 counting only the distinct ones).

The product of its digits is 1280, while the sum is 25.

The square root of 45182212 is about 6721.7714926945. The cubic root of 45182212 is about 356.1687644054.

The spelling of 45182212 in words is "forty-five million, one hundred eighty-two thousand, two hundred twelve".