8942857 has 8 divisors (see below), whose sum is σ = 11149632. Its totient is φ = 6968400.

The previous prime is 8942851. The next prime is 8942873. The reversal of 8942857 is 7582498.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8942857 - 2¹¹ = 8940809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8942851) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57994 + ... + 58147.

It is an arithmetic number, because the mean of its divisors is an integer number (1393704).

Almost surely, 2^8942857 is an apocalyptic number.

It is an amenable number.

8942857 is a deficient number, since it is larger than the sum of its proper divisors (2206775).

8942857 is a wasteful number, since it uses less digits than its factorization.

8942857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116159.

The product of its digits is 161280, while the sum is 43.

The square root of 8942857 is about 2990.4610012505. The cubic root of 8942857 is about 207.5672168166.

The spelling of 8942857 in words is "eight million, nine hundred forty-two thousand, eight hundred fifty-seven".