1396717 has 8 divisors (see below), whose sum is σ = 1622912. Its totient is φ = 1177200.

The previous prime is 1396711. The next prime is 1396723. The reversal of 1396717 is 7176931.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1396711) and next prime (1396723).

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 1396717 - 2¹¹ = 1394669 is a prime.

It is a Duffinian number.

1396717 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1396711) 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, 1209 + ... + 2062.

It is an arithmetic number, because the mean of its divisors is an integer number (202864).

2^1396717 is an apocalyptic number.

It is an amenable number.

1396717 is a deficient number, since it is larger than the sum of its proper divisors (226195).

1396717 is an equidigital number, since it uses as much as digits as its factorization.

1396717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3339.

The product of its digits is 7938, while the sum is 34.

The square root of 1396717 is about 1181.8278216390. The cubic root of 1396717 is about 111.7813815811.

The spelling of 1396717 in words is "one million, three hundred ninety-six thousand, seven hundred seventeen".