6994843 has 2 divisors, whose sum is σ = 6994844. Its totient is φ = 6994842.

The previous prime is 6994817. The next prime is 6994847. The reversal of 6994843 is 3484996.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6994843 - 2⁵ = 6994811 is a prime.

It is a d-powerful number, because it can be written as 6⁸ + 9³ + 9⁶ + 4² + 8 + 4³ + 3¹⁴ .

It is a self number, because there is not a number n which added to its sum of digits gives 6994843.

It is not a weakly prime, because it can be changed into another prime (6994847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3497421 + 3497422.

It is an arithmetic number, because the mean of its divisors is an integer number (3497422).

Almost surely, 2^6994843 is an apocalyptic number.

6994843 is a deficient number, since it is larger than the sum of its proper divisors (1).

6994843 is an equidigital number, since it uses as much as digits as its factorization.

6994843 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 186624, while the sum is 43.

The square root of 6994843 is about 2644.7765501078. The cubic root of 6994843 is about 191.2461306122.

The spelling of 6994843 in words is "six million, nine hundred ninety-four thousand, eight hundred forty-three".