791968 has 12 divisors (see below), whose sum is σ = 1559250. Its totient is φ = 395968.

The previous prime is 791951. The next prime is 791969. The reversal of 791968 is 869197.

It can be written as a sum of positive squares in only one way, i.e., 446224 + 345744 = 668^2 + 588^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 791968.

It is not an unprimeable number, because it can be changed into a prime (791969) by changing a digit.

791968 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12343 + ... + 12406.

2⁷⁹¹⁹⁶⁸ is an apocalyptic number.

It is an amenable number.

791968 is a deficient number, since it is larger than the sum of its proper divisors (767282).

791968 is a wasteful number, since it uses less digits than its factorization.

791968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24759 (or 24751 counting only the distinct ones).

The product of its digits is 27216, while the sum is 40.

The square root of 791968 is about 889.9258396069. The cubic root of 791968 is about 92.5200540888.

The spelling of 791968 in words is "seven hundred ninety-one thousand, nine hundred sixty-eight".