45302212 has 24 divisors (see below), whose sum is σ = 85995000. Its totient is φ = 20797440.

The previous prime is 45302207. The next prime is 45302221. The reversal of 45302212 is 21220354.

It can be written as a sum of positive squares in 4 ways, for example, as 4137156 + 41165056 = 2034^2 + 6416^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 45302212.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 5337 + ... + 10912.

It is an arithmetic number, because the mean of its divisors is an integer number (3583125).

Almost surely, 2^45302212 is an apocalyptic number.

It is an amenable number.

45302212 is a deficient number, since it is larger than the sum of its proper divisors (40692788).

45302212 is a wasteful number, since it uses less digits than its factorization.

45302212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16311 (or 16309 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 45302212 is about 6730.6917920820. The cubic root of 45302212 is about 356.4838033513.

Adding to 45302212 its reverse (21220354), we get a palindrome (66522566).

The spelling of 45302212 in words is "forty-five million, three hundred two thousand, two hundred twelve".