45666212 has 12 divisors (see below), whose sum is σ = 80099376. Its totient is φ = 22780680.

The previous prime is 45666211. The next prime is 45666221. The reversal of 45666212 is 21266654.

It is not an unprimeable number, because it can be changed into a prime (45666211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11114 + ... + 14657.

It is an arithmetic number, because the mean of its divisors is an integer number (6674948).

Almost surely, 2^45666212 is an apocalyptic number.

It is an amenable number.

45666212 is a deficient number, since it is larger than the sum of its proper divisors (34433164).

45666212 is a wasteful number, since it uses less digits than its factorization.

45666212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26218 (or 26216 counting only the distinct ones).

The product of its digits is 17280, while the sum is 32.

The square root of 45666212 is about 6757.6780035749. The cubic root of 45666212 is about 357.4360313929.

The spelling of 45666212 in words is "forty-five million, six hundred sixty-six thousand, two hundred twelve".