1283266 has 4 divisors (see below), whose sum is σ = 1924902. Its totient is φ = 641632.

The previous prime is 1283237. The next prime is 1283297. The reversal of 1283266 is 6623821.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1164241 + 119025 = 1079^2 + 345^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 320815 + ... + 320818.

2^1283266 is an apocalyptic number.

1283266 is a deficient number, since it is larger than the sum of its proper divisors (641636).

1283266 is an equidigital number, since it uses as much as digits as its factorization.

1283266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641635.

The product of its digits is 3456, while the sum is 28.

The square root of 1283266 is about 1132.8133120687. The cubic root of 1283266 is about 108.6689729814.

The spelling of 1283266 in words is "one million, two hundred eighty-three thousand, two hundred sixty-six".