1263322 has 8 divisors (see below), whose sum is σ = 1903572. Its totient is φ = 628800.

The previous prime is 1263319. The next prime is 1263323. The reversal of 1263322 is 2233621.

It can be written as a sum of positive squares in 2 ways, for example, as 1147041 + 116281 = 1071^2 + 341^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 1263322.

It is not an unprimeable number, because it can be changed into a prime (1263323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 829 + ... + 1792.

2^1263322 is an apocalyptic number.

1263322 is a deficient number, since it is larger than the sum of its proper divisors (640250).

1263322 is a wasteful number, since it uses less digits than its factorization.

1263322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2864.

The product of its digits is 432, while the sum is 19.

The square root of 1263322 is about 1123.9759783910. The cubic root of 1263322 is about 108.1030680454.

Adding to 1263322 its reverse (2233621), we get a palindrome (3496943).

Subtracting 1263322 from its reverse (2233621), we obtain a cube (970299 = 99³).

The spelling of 1263322 in words is "one million, two hundred sixty-three thousand, three hundred twenty-two".