94877857 has 2 divisors, whose sum is σ = 94877858. Its totient is φ = 94877856.

The previous prime is 94877807. The next prime is 94877869. The reversal of 94877857 is 75877849.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 88943761 + 5934096 = 9431^2 + 2436^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-94877857 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 94877798 and 94877807.

It is not a weakly prime, because it can be changed into another prime (94877807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47438928 + 47438929.

It is an arithmetic number, because the mean of its divisors is an integer number (47438929).

Almost surely, 2^94877857 is an apocalyptic number.

It is an amenable number.

94877857 is a deficient number, since it is larger than the sum of its proper divisors (1).

94877857 is an equidigital number, since it uses as much as digits as its factorization.

94877857 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3951360, while the sum is 55.

The square root of 94877857 is about 9740.5265258096. The cubic root of 94877857 is about 456.0946264714.

The spelling of 94877857 in words is "ninety-four million, eight hundred seventy-seven thousand, eight hundred fifty-seven".