6698933 has 4 divisors (see below), whose sum is σ = 6705420. Its totient is φ = 6692448.

The previous prime is 6698903. The next prime is 6698953. The reversal of 6698933 is 3398966.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 4318084 + 2380849 = 2078^2 + 1543^2 .

It is a cyclic number.

It is not a de Polignac number, because 6698933 - 2⁸ = 6698677 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6698903) 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, 1310 + ... + 3887.

It is an arithmetic number, because the mean of its divisors is an integer number (1676355).

Almost surely, 2^6698933 is an apocalyptic number.

It is an amenable number.

6698933 is a deficient number, since it is larger than the sum of its proper divisors (6487).

6698933 is a wasteful number, since it uses less digits than its factorization.

6698933 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6486.

The product of its digits is 209952, while the sum is 44.

The square root of 6698933 is about 2588.2297038710. The cubic root of 6698933 is about 188.5103550471.

The spelling of 6698933 in words is "six million, six hundred ninety-eight thousand, nine hundred thirty-three".