45022889 has 2 divisors, whose sum is σ = 45022890. Its totient is φ = 45022888.

The previous prime is 45022853. The next prime is 45022909. The reversal of 45022889 is 98822054.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43665664 + 1357225 = 6608^2 + 1165^2 .

It is a cyclic number.

It is not a de Polignac number, because 45022889 - 2²⁴ = 28245673 is a prime.

It is a Chen prime.

It is equal to p_2719469 and since 45022889 and 2719469 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (45022829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22511444 + 22511445.

It is an arithmetic number, because the mean of its divisors is an integer number (22511445).

Almost surely, 2^45022889 is an apocalyptic number.

It is an amenable number.

45022889 is a deficient number, since it is larger than the sum of its proper divisors (1).

45022889 is an equidigital number, since it uses as much as digits as its factorization.

45022889 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46080, while the sum is 38.

The square root of 45022889 is about 6709.9097609431. The cubic root of 45022889 is about 355.7496266943.

The spelling of 45022889 in words is "forty-five million, twenty-two thousand, eight hundred eighty-nine".