6697973 has 2 divisors, whose sum is σ = 6697974. Its totient is φ = 6697972.

The previous prime is 6697967. The next prime is 6697979. The reversal of 6697973 is 3797966.

6697973 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (6697967) and next prime (6697979).

It can be written as a sum of positive squares in only one way, i.e., 6265009 + 432964 = 2503^2 + 658^2 .

It is a cyclic number.

It is not a de Polignac number, because 6697973 - 2¹⁴ = 6681589 is a prime.

It is a Sophie Germain prime.

It is a d-powerful number, because it can be written as 6⁴ + 6⁷ + 9⁵ + 7⁴ + 9⁵ + 7⁸ + 3¹² .

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6697979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3348986 + 3348987.

It is an arithmetic number, because the mean of its divisors is an integer number (3348987).

Almost surely, 2^6697973 is an apocalyptic number.

It is an amenable number.

6697973 is a deficient number, since it is larger than the sum of its proper divisors (1).

6697973 is an equidigital number, since it uses as much as digits as its factorization.

6697973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 428652, while the sum is 47.

The square root of 6697973 is about 2588.0442422803. The cubic root of 6697973 is about 188.5013497032.

The spelling of 6697973 in words is "six million, six hundred ninety-seven thousand, nine hundred seventy-three".