6974861 has 2 divisors, whose sum is σ = 6974862. Its totient is φ = 6974860.

The previous prime is 6974857. The next prime is 6974867. The reversal of 6974861 is 1684796.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6325225 + 649636 = 2515^2 + 806^2 .

It is a cyclic number.

It is not a de Polignac number, because 6974861 - 2² = 6974857 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 (6974867) 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, 3487430 + 3487431.

It is an arithmetic number, because the mean of its divisors is an integer number (3487431).

Almost surely, 2^6974861 is an apocalyptic number.

It is an amenable number.

6974861 is a deficient number, since it is larger than the sum of its proper divisors (1).

6974861 is an equidigital number, since it uses as much as digits as its factorization.

6974861 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 41.

The square root of 6974861 is about 2640.9962135528. The cubic root of 6974861 is about 191.0638475179.

The spelling of 6974861 in words is "six million, nine hundred seventy-four thousand, eight hundred sixty-one".