1322297 has 8 divisors (see below), whose sum is σ = 1372680. Its totient is φ = 1272960.

The previous prime is 1322287. The next prime is 1322303. The reversal of 1322297 is 7922231.

It can be written as a sum of positive squares in 4 ways, for example, as 249001 + 1073296 = 499^2 + 1036^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1322297 - 2⁴ = 1322281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1322227) 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, 3029 + ... + 3437.

It is an arithmetic number, because the mean of its divisors is an integer number (171585).

2^1322297 is an apocalyptic number.

It is an amenable number.

1322297 is a deficient number, since it is larger than the sum of its proper divisors (50383).

1322297 is an equidigital number, since it uses as much as digits as its factorization.

1322297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 523.

The product of its digits is 1512, while the sum is 26.

The square root of 1322297 is about 1149.9117357432. The cubic root of 1322297 is about 109.7597234723.

The spelling of 1322297 in words is "one million, three hundred twenty-two thousand, two hundred ninety-seven".