6840167 has 2 divisors, whose sum is σ = 6840168. Its totient is φ = 6840166.

The previous prime is 6840161. The next prime is 6840179. The reversal of 6840167 is 7610486.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6840167 - 2¹⁶ = 6774631 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6840161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3420083 + 3420084.

It is an arithmetic number, because the mean of its divisors is an integer number (3420084).

Almost surely, 2^6840167 is an apocalyptic number.

6840167 is a deficient number, since it is larger than the sum of its proper divisors (1).

6840167 is an equidigital number, since it uses as much as digits as its factorization.

6840167 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 6840167 is about 2615.3712929525. The cubic root of 6840167 is about 189.8259440152.

It can be divided in two parts, 6840 and 167, that added together give a palindrome (7007).

The spelling of 6840167 in words is "six million, eight hundred forty thousand, one hundred sixty-seven".