12861862 has 8 divisors (see below), whose sum is σ = 20776896. Its totient is φ = 5936232.

The previous prime is 12861857. The next prime is 12861887. The reversal of 12861862 is 26816821.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 247318 + ... + 247369.

It is an arithmetic number, because the mean of its divisors is an integer number (2597112).

Almost surely, 2^12861862 is an apocalyptic number.

12861862 is a deficient number, since it is larger than the sum of its proper divisors (7915034).

12861862 is a wasteful number, since it uses less digits than its factorization.

12861862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494702.

The product of its digits is 9216, while the sum is 34.

The square root of 12861862 is about 3586.3438206619. The cubic root of 12861862 is about 234.2976585579.

The spelling of 12861862 in words is "twelve million, eight hundred sixty-one thousand, eight hundred sixty-two".