94453889 has 2 divisors, whose sum is σ = 94453890. Its totient is φ = 94453888.

The previous prime is 94453861. The next prime is 94453907. The reversal of 94453889 is 98835449.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53173264 + 41280625 = 7292^2 + 6425^2 .

It is an emirp because it is prime and its reverse (98835449) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-94453889 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (94453189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47226944 + 47226945.

It is an arithmetic number, because the mean of its divisors is an integer number (47226945).

Almost surely, 2^94453889 is an apocalyptic number.

It is an amenable number.

94453889 is a deficient number, since it is larger than the sum of its proper divisors (1).

94453889 is an equidigital number, since it uses as much as digits as its factorization.

94453889 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1244160, while the sum is 50.

The square root of 94453889 is about 9718.7390643025. The cubic root of 94453889 is about 455.4142489907.

The spelling of 94453889 in words is "ninety-four million, four hundred fifty-three thousand, eight hundred eighty-nine".