6878023 has 2 divisors, whose sum is σ = 6878024. Its totient is φ = 6878022.

The previous prime is 6877993. The next prime is 6878029. The reversal of 6878023 is 3208786.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6878023 - 2²¹ = 4780871 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6878023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6878029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3439011 + 3439012.

It is an arithmetic number, because the mean of its divisors is an integer number (3439012).

Almost surely, 2^6878023 is an apocalyptic number.

6878023 is a deficient number, since it is larger than the sum of its proper divisors (1).

6878023 is an equidigital number, since it uses as much as digits as its factorization.

6878023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 6878023 is about 2622.5985205517. The cubic root of 6878023 is about 190.1754888337.

The spelling of 6878023 in words is "six million, eight hundred seventy-eight thousand, twenty-three".