7668823 has 2 divisors, whose sum is σ = 7668824. Its totient is φ = 7668822.

The previous prime is 7668757. The next prime is 7668827. The reversal of 7668823 is 3288667.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7668823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7668827) 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 as a sum of consecutive naturals, namely, 3834411 + 3834412.

It is an arithmetic number, because the mean of its divisors is an integer number (3834412).

Almost surely, 2^7668823 is an apocalyptic number.

7668823 is a deficient number, since it is larger than the sum of its proper divisors (1).

7668823 is an equidigital number, since it uses as much as digits as its factorization.

7668823 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96768, while the sum is 40.

The square root of 7668823 is about 2769.2639816384. The cubic root of 7668823 is about 197.2012081852.

The spelling of 7668823 in words is "seven million, six hundred sixty-eight thousand, eight hundred twenty-three".