1286322 has 16 divisors (see below), whose sum is σ = 2724192. Its totient is φ = 403520.

The previous prime is 1286303. The next prime is 1286323. The reversal of 1286322 is 2236821.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 1286292 and 1286301.

It is not an unprimeable number, because it can be changed into a prime (1286323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6204 + ... + 6407.

It is an arithmetic number, because the mean of its divisors is an integer number (170262).

2^1286322 is an apocalyptic number.

1286322 is an abundant number, since it is smaller than the sum of its proper divisors (1437870).

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

1286322 is a wasteful number, since it uses less digits than its factorization.

1286322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12633.

The product of its digits is 1152, while the sum is 24.

The square root of 1286322 is about 1134.1613641806. The cubic root of 1286322 is about 108.7551668836.

The spelling of 1286322 in words is "one million, two hundred eighty-six thousand, three hundred twenty-two".