94448009 has 2 divisors, whose sum is σ = 94448010. Its totient is φ = 94448008.

The previous prime is 94447981. The next prime is 94448021. The reversal of 94448009 is 90084449.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 70896400 + 23551609 = 8420^2 + 4853^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-94448009 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (94448059) 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, 47224004 + 47224005.

It is an arithmetic number, because the mean of its divisors is an integer number (47224005).

Almost surely, 2^94448009 is an apocalyptic number.

It is an amenable number.

94448009 is a deficient number, since it is larger than the sum of its proper divisors (1).

94448009 is an equidigital number, since it uses as much as digits as its factorization.

94448009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 94448009 is about 9718.4365512154. The cubic root of 94448009 is about 455.4047985545.

The spelling of 94448009 in words is "ninety-four million, four hundred forty-eight thousand, nine".