94866389 has 2 divisors, whose sum is σ = 94866390. Its totient is φ = 94866388.

The previous prime is 94866383. The next prime is 94866391. The reversal of 94866389 is 98366849.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48762289 + 46104100 = 6983^2 + 6790^2 .

It is a cyclic number.

It is not a de Polignac number, because 94866389 - 2¹² = 94862293 is a prime.

Together with 94866391, it forms a pair of twin primes.

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 94866389.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (94866383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47433194 + 47433195.

It is an arithmetic number, because the mean of its divisors is an integer number (47433195).

Almost surely, 2^94866389 is an apocalyptic number.

It is an amenable number.

94866389 is a deficient number, since it is larger than the sum of its proper divisors (1).

94866389 is an equidigital number, since it uses as much as digits as its factorization.

94866389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2239488, while the sum is 53.

The square root of 94866389 is about 9739.9378334772. The cubic root of 94866389 is about 456.0762494967.

The spelling of 94866389 in words is "ninety-four million, eight hundred sixty-six thousand, three hundred eighty-nine".