12863274 has 16 divisors (see below), whose sum is σ = 25766208. Its totient is φ = 4281152.

The previous prime is 12863261. The next prime is 12863281. The reversal of 12863274 is 47236821.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4114 + ... + 6530.

It is an arithmetic number, because the mean of its divisors is an integer number (1610388).

Almost surely, 2^12863274 is an apocalyptic number.

12863274 is an abundant number, since it is smaller than the sum of its proper divisors (12902934).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12863274 is a wasteful number, since it uses less digits than its factorization.

12863274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3309.

The product of its digits is 16128, while the sum is 33.

The square root of 12863274 is about 3586.5406731278. The cubic root of 12863274 is about 234.3062321270.

It can be divided in two parts, 1286 and 3274, that added together give a triangular number (4560 = T₉₅).

The spelling of 12863274 in words is "twelve million, eight hundred sixty-three thousand, two hundred seventy-four".