6726997 has 4 divisors (see below), whose sum is σ = 6737836. Its totient is φ = 6716160.

The previous prime is 6726991. The next prime is 6727009. The reversal of 6726997 is 7996276.

6726997 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 4901796 + 1825201 = 2214^2 + 1351^2 .

It is a cyclic number.

It is not a de Polignac number, because 6726997 - 2³ = 6726989 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 (6726991) 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, 4428 + ... + 5749.

It is an arithmetic number, because the mean of its divisors is an integer number (1684459).

Almost surely, 2^6726997 is an apocalyptic number.

It is an amenable number.

6726997 is a deficient number, since it is larger than the sum of its proper divisors (10839).

6726997 is a wasteful number, since it uses less digits than its factorization.

6726997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10838.

The product of its digits is 285768, while the sum is 46.

The square root of 6726997 is about 2593.6455039191. The cubic root of 6726997 is about 188.7732319401.

The spelling of 6726997 in words is "six million, seven hundred twenty-six thousand, nine hundred ninety-seven".