94365809 has 2 divisors, whose sum is σ = 94365810. Its totient is φ = 94365808.

The previous prime is 94365787. The next prime is 94365823. The reversal of 94365809 is 90856349.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 79566400 + 14799409 = 8920^2 + 3847^2 .

It is a cyclic number.

It is not a de Polignac number, because 94365809 - 2⁸ = 94365553 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 94365809.

It is not a weakly prime, because it can be changed into another prime (94365889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47182904 + 47182905.

It is an arithmetic number, because the mean of its divisors is an integer number (47182905).

Almost surely, 2^94365809 is an apocalyptic number.

It is an amenable number.

94365809 is a deficient number, since it is larger than the sum of its proper divisors (1).

94365809 is an equidigital number, since it uses as much as digits as its factorization.

94365809 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 233280, while the sum is 44.

The square root of 94365809 is about 9714.2065553497. The cubic root of 94365809 is about 455.2726442259.

The spelling of 94365809 in words is "ninety-four million, three hundred sixty-five thousand, eight hundred nine".