6969797 has 4 divisors (see below), whose sum is σ = 6981996. Its totient is φ = 6957600.

The previous prime is 6969793. The next prime is 6969803. The reversal of 6969797 is 7979696.

6969797 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 5997601 + 972196 = 2449^2 + 986^2 .

It is a cyclic number.

It is not a de Polignac number, because 6969797 - 2² = 6969793 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6969791) 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, 5198 + ... + 6399.

It is an arithmetic number, because the mean of its divisors is an integer number (1745499).

Almost surely, 2^6969797 is an apocalyptic number.

It is an amenable number.

6969797 is a deficient number, since it is larger than the sum of its proper divisors (12199).

6969797 is a wasteful number, since it uses less digits than its factorization.

6969797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12198.

The product of its digits is 1285956, while the sum is 53.

The square root of 6969797 is about 2640.0373103424. The cubic root of 6969797 is about 191.0175965806.

The spelling of 6969797 in words is "six million, nine hundred sixty-nine thousand, seven hundred ninety-seven".