45220033 has 2 divisors, whose sum is σ = 45220034. Its totient is φ = 45220032.

The previous prime is 45220027. The next prime is 45220037. The reversal of 45220033 is 33002254.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44395569 + 824464 = 6663^2 + 908^2 .

It is a cyclic number.

It is not a de Polignac number, because 45220033 - 2²¹ = 43122881 is a prime.

It is not a weakly prime, because it can be changed into another prime (45220037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22610016 + 22610017.

It is an arithmetic number, because the mean of its divisors is an integer number (22610017).

Almost surely, 2^45220033 is an apocalyptic number.

It is an amenable number.

45220033 is a deficient number, since it is larger than the sum of its proper divisors (1).

45220033 is an equidigital number, since it uses as much as digits as its factorization.

45220033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 45220033 is about 6724.5842250655. The cubic root of 45220033 is about 356.2681169406.

Adding to 45220033 its reverse (33002254), we get a palindrome (78222287).

The spelling of 45220033 in words is "forty-five million, two hundred twenty thousand, thirty-three".