45649033 has 2 divisors, whose sum is σ = 45649034. Its totient is φ = 45649032.

The previous prime is 45649027. The next prime is 45649049. The reversal of 45649033 is 33094654.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36144144 + 9504889 = 6012^2 + 3083^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45649033 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45649033.

It is not a weakly prime, because it can be changed into another prime (45649003) 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 as a sum of consecutive naturals, namely, 22824516 + 22824517.

It is an arithmetic number, because the mean of its divisors is an integer number (22824517).

Almost surely, 2^45649033 is an apocalyptic number.

It is an amenable number.

45649033 is a deficient number, since it is larger than the sum of its proper divisors (1).

45649033 is an equidigital number, since it uses as much as digits as its factorization.

45649033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 34.

The square root of 45649033 is about 6756.4068113162. The cubic root of 45649033 is about 357.3912049340.

The spelling of 45649033 in words is "forty-five million, six hundred forty-nine thousand, thirty-three".