94855861 has 2 divisors, whose sum is σ = 94855862. Its totient is φ = 94855860.

The previous prime is 94855829. The next prime is 94855879. The reversal of 94855861 is 16855849.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 94458961 + 396900 = 9719^2 + 630^2 .

It is a cyclic number.

It is not a de Polignac number, because 94855861 - 2⁵ = 94855829 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (94855811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47427930 + 47427931.

It is an arithmetic number, because the mean of its divisors is an integer number (47427931).

Almost surely, 2^94855861 is an apocalyptic number.

It is an amenable number.

94855861 is a deficient number, since it is larger than the sum of its proper divisors (1).

94855861 is an equidigital number, since it uses as much as digits as its factorization.

94855861 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 345600, while the sum is 46.

The square root of 94855861 is about 9739.3973632869. The cubic root of 94855861 is about 456.0593775275.

The spelling of 94855861 in words is "ninety-four million, eight hundred fifty-five thousand, eight hundred sixty-one".