94386857 has 4 divisors (see below), whose sum is σ = 96395136. Its totient is φ = 92378580.

The previous prime is 94386833. The next prime is 94386863. The reversal of 94386857 is 75868349.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 75868349 = 19 ⋅3993071.

It is a cyclic number.

It is not a de Polignac number, because 94386857 - 2¹⁰ = 94385833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (94382857) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1004069 + ... + 1004162.

It is an arithmetic number, because the mean of its divisors is an integer number (24098784).

Almost surely, 2^94386857 is an apocalyptic number.

It is an amenable number.

94386857 is a deficient number, since it is larger than the sum of its proper divisors (2008279).

94386857 is a wasteful number, since it uses less digits than its factorization.

94386857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2008278.

The product of its digits is 1451520, while the sum is 50.

The square root of 94386857 is about 9715.2898567155. The cubic root of 94386857 is about 455.3064907584.

The spelling of 94386857 in words is "ninety-four million, three hundred eighty-six thousand, eight hundred fifty-seven".