1226317 has 12 divisors (see below), whose sum is σ = 1341120. Its totient is φ = 1120392.

The previous prime is 1226311. The next prime is 1226321. The reversal of 1226317 is 7136221.

It is not a de Polignac number, because 1226317 - 2⁷ = 1226189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1226311) 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 11 ways as a sum of consecutive naturals, for example, 15484 + ... + 15562.

It is an arithmetic number, because the mean of its divisors is an integer number (111760).

2^1226317 is an apocalyptic number.

It is an amenable number.

1226317 is a deficient number, since it is larger than the sum of its proper divisors (114803).

1226317 is an equidigital number, since it uses as much as digits as its factorization.

1226317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160 (or 141 counting only the distinct ones).

The product of its digits is 504, while the sum is 22.

The square root of 1226317 is about 1107.3919811882. The cubic root of 1226317 is about 107.0370791806.

The spelling of 1226317 in words is "one million, two hundred twenty-six thousand, three hundred seventeen".