1322417 has 8 divisors (see below), whose sum is σ = 1375296. Its totient is φ = 1270512.

The previous prime is 1322389. The next prime is 1322423. The reversal of 1322417 is 7142231.

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 1322417 - 2⁸ = 1322161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1322437) 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, 3638 + ... + 3984.

It is an arithmetic number, because the mean of its divisors is an integer number (171912).

2^1322417 is an apocalyptic number.

It is an amenable number.

1322417 is a deficient number, since it is larger than the sum of its proper divisors (52879).

1322417 is a wasteful number, since it uses less digits than its factorization.

1322417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487.

The product of its digits is 336, while the sum is 20.

The square root of 1322417 is about 1149.9639124773. The cubic root of 1322417 is about 109.7630436463.

Adding to 1322417 its reverse (7142231), we get a palindrome (8464648).

The spelling of 1322417 in words is "one million, three hundred twenty-two thousand, four hundred seventeen".