1217968 has 10 divisors (see below), whose sum is σ = 2359844. Its totient is φ = 608976.

The previous prime is 1217963. The next prime is 1217977. The reversal of 1217968 is 8697121.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1217963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38046 + ... + 38077.

2^1217968 is an apocalyptic number.

It is an amenable number.

1217968 is a deficient number, since it is larger than the sum of its proper divisors (1141876).

1217968 is an equidigital number, since it uses as much as digits as its factorization.

1217968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76131 (or 76125 counting only the distinct ones).

The product of its digits is 6048, while the sum is 34.

The square root of 1217968 is about 1103.6158752030. The cubic root of 1217968 is about 106.7936162119.

The spelling of 1217968 in words is "one million, two hundred seventeen thousand, nine hundred sixty-eight".