12863894 has 8 divisors (see below), whose sum is σ = 19435080. Its totient is φ = 6385536.

The previous prime is 12863891. The next prime is 12863897. The reversal of 12863894 is 49836821.

It is an interprime number because it is at equal distance from previous prime (12863891) and next prime (12863897).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12863891) 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, 22859 + ... + 23414.

It is an arithmetic number, because the mean of its divisors is an integer number (2429385).

Almost surely, 2^12863894 is an apocalyptic number.

12863894 is a deficient number, since it is larger than the sum of its proper divisors (6571186).

12863894 is a wasteful number, since it uses less digits than its factorization.

12863894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46414.

The product of its digits is 82944, while the sum is 41.

The square root of 12863894 is about 3586.6271063494. The cubic root of 12863894 is about 234.3099965271.

The spelling of 12863894 in words is "twelve million, eight hundred sixty-three thousand, eight hundred ninety-four".