12822859 has 12 divisors (see below), whose sum is σ = 15069888. Its totient is φ = 10878000.

The previous prime is 12822851. The next prime is 12822863. The reversal of 12822859 is 95822821.

12822859 is digitally balanced in base 2, base 3 and base 8, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12822859 - 2³ = 12822851 is a prime.

It is a Duffinian number.

12822859 is strictly pandigital in base 8.

It is not an unprimeable number, because it can be changed into a prime (12822851) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3654 + ... + 6244.

It is an arithmetic number, because the mean of its divisors is an integer number (1255824).

Almost surely, 2^12822859 is an apocalyptic number.

12822859 is a deficient number, since it is larger than the sum of its proper divisors (2247029).

12822859 is a wasteful number, since it uses less digits than its factorization.

12822859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2706 (or 2699 counting only the distinct ones).

The product of its digits is 23040, while the sum is 37.

The square root of 12822859 is about 3580.9019813449. The cubic root of 12822859 is about 234.0605864985.

The spelling of 12822859 in words is "twelve million, eight hundred twenty-two thousand, eight hundred fifty-nine".