6869407 has 2 divisors, whose sum is σ = 6869408. Its totient is φ = 6869406.

The previous prime is 6869399. The next prime is 6869413. The reversal of 6869407 is 7049686.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6869407 - 2³ = 6869399 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6869407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6869437) 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, 3434703 + 3434704.

It is an arithmetic number, because the mean of its divisors is an integer number (3434704).

Almost surely, 2^6869407 is an apocalyptic number.

6869407 is a deficient number, since it is larger than the sum of its proper divisors (1).

6869407 is an equidigital number, since it uses as much as digits as its factorization.

6869407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 6869407 is about 2620.9553601693. The cubic root of 6869407 is about 190.0960456233.

The spelling of 6869407 in words is "six million, eight hundred sixty-nine thousand, four hundred seven".