12863834 has 8 divisors (see below), whose sum is σ = 19340640. Its totient is φ = 6416956.

The previous prime is 12863819. The next prime is 12863839. The reversal of 12863834 is 43836821.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 12863794 and 12863803.

It is not an unprimeable number, because it can be changed into a prime (12863839) 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, 6374 + ... + 8145.

It is an arithmetic number, because the mean of its divisors is an integer number (2417580).

Almost surely, 2^12863834 is an apocalyptic number.

12863834 is a deficient number, since it is larger than the sum of its proper divisors (6476806).

12863834 is a wasteful number, since it uses less digits than its factorization.

12863834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14964.

The product of its digits is 27648, while the sum is 35.

The square root of 12863834 is about 3586.6187419351. The cubic root of 12863834 is about 234.3096322356.

The spelling of 12863834 in words is "twelve million, eight hundred sixty-three thousand, eight hundred thirty-four".