8663894 has 4 divisors (see below), whose sum is σ = 12995844. Its totient is φ = 4331946.

The previous prime is 8663869. The next prime is 8663899. The reversal of 8663894 is 4983668.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8663899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2165972 + ... + 2165975.

It is an arithmetic number, because the mean of its divisors is an integer number (3248961).

Almost surely, 2^8663894 is an apocalyptic number.

8663894 is a deficient number, since it is larger than the sum of its proper divisors (4331950).

8663894 is a wasteful number, since it uses less digits than its factorization.

8663894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4331949.

The product of its digits is 248832, while the sum is 44.

The square root of 8663894 is about 2943.4493370874. The cubic root of 8663894 is about 205.3860976683.

The spelling of 8663894 in words is "eight million, six hundred sixty-three thousand, eight hundred ninety-four".