94844809 has 2 divisors, whose sum is σ = 94844810. Its totient is φ = 94844808.

The previous prime is 94844803. The next prime is 94844837. The reversal of 94844809 is 90844849.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88454025 + 6390784 = 9405^2 + 2528^2 .

It is a cyclic number.

It is not a de Polignac number, because 94844809 - 2⁵ = 94844777 is a prime.

It is not a weakly prime, because it can be changed into another prime (94844803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47422404 + 47422405.

It is an arithmetic number, because the mean of its divisors is an integer number (47422405).

Almost surely, 2^94844809 is an apocalyptic number.

It is an amenable number.

94844809 is a deficient number, since it is larger than the sum of its proper divisors (1).

94844809 is an equidigital number, since it uses as much as digits as its factorization.

94844809 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 331776, while the sum is 46.

The square root of 94844809 is about 9738.8299605240. The cubic root of 94844809 is about 456.0416644627.

The spelling of 94844809 in words is "ninety-four million, eight hundred forty-four thousand, eight hundred nine".