1968968 has 8 divisors (see below), whose sum is σ = 3691830. Its totient is φ = 984480.

The previous prime is 1968919. The next prime is 1968977. The reversal of 1968968 is 8698691.

It can be written as a sum of positive squares in only one way, i.e., 1965604 + 3364 = 1402^2 + 58^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 123053 + ... + 123068.

2^1968968 is an apocalyptic number.

It is an amenable number.

1968968 is a deficient number, since it is larger than the sum of its proper divisors (1722862).

1968968 is a wasteful number, since it uses less digits than its factorization.

1968968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246127 (or 246123 counting only the distinct ones).

The product of its digits is 186624, while the sum is 47.

The square root of 1968968 is about 1403.1992018242. The cubic root of 1968968 is about 125.3370742307.

The spelling of 1968968 in words is "one million, nine hundred sixty-eight thousand, nine hundred sixty-eight".