6867427 has 4 divisors (see below), whose sum is σ = 7848496. Its totient is φ = 5886360.

The previous prime is 6867407. The next prime is 6867437. The reversal of 6867427 is 7247686.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6867427 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6867427.

It is not an unprimeable number, because it can be changed into a prime (6867407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 490524 + ... + 490537.

It is an arithmetic number, because the mean of its divisors is an integer number (1962124).

Almost surely, 2^6867427 is an apocalyptic number.

6867427 is a deficient number, since it is larger than the sum of its proper divisors (981069).

6867427 is an equidigital number, since it uses as much as digits as its factorization.

6867427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 981068.

The product of its digits is 112896, while the sum is 40.

The square root of 6867427 is about 2620.5776080857. The cubic root of 6867427 is about 190.0777797895.

The spelling of 6867427 in words is "six million, eight hundred sixty-seven thousand, four hundred twenty-seven".