44353889 has 2 divisors, whose sum is σ = 44353890. Its totient is φ = 44353888.

The previous prime is 44353877. The next prime is 44353931. The reversal of 44353889 is 98835344.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22963264 + 21390625 = 4792^2 + 4625^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44353889 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (44353819) 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, 22176944 + 22176945.

It is an arithmetic number, because the mean of its divisors is an integer number (22176945).

Almost surely, 2^44353889 is an apocalyptic number.

It is an amenable number.

44353889 is a deficient number, since it is larger than the sum of its proper divisors (1).

44353889 is an equidigital number, since it uses as much as digits as its factorization.

44353889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 414720, while the sum is 44.

The square root of 44353889 is about 6659.8715453078. The cubic root of 44353889 is about 353.9787856886.

The spelling of 44353889 in words is "forty-four million, three hundred fifty-three thousand, eight hundred eighty-nine".