1968317 has 16 divisors (see below), whose sum is σ = 2298240. Its totient is φ = 1670592.

The previous prime is 1968301. The next prime is 1968331. The reversal of 1968317 is 7138691.

It is a cyclic number.

It is not a de Polignac number, because 1968317 - 2⁴ = 1968301 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 (1968017) 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 15 ways as a sum of consecutive naturals, for example, 8558 + ... + 8784.

It is an arithmetic number, because the mean of its divisors is an integer number (143640).

2^1968317 is an apocalyptic number.

It is an amenable number.

1968317 is a deficient number, since it is larger than the sum of its proper divisors (329923).

1968317 is a wasteful number, since it uses less digits than its factorization.

1968317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292.

The product of its digits is 9072, while the sum is 35.

The square root of 1968317 is about 1402.9672127316. The cubic root of 1968317 is about 125.3232593067.

The spelling of 1968317 in words is "one million, nine hundred sixty-eight thousand, three hundred seventeen".