6736397 has 4 divisors (see below), whose sum is σ = 6803196. Its totient is φ = 6669600.

The previous prime is 6736361. The next prime is 6736417. The reversal of 6736397 is 7936376.

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 2937796 + 3798601 = 1714^2 + 1949^2 .

It is a cyclic number.

It is not a de Polignac number, because 6736397 - 2⁶ = 6736333 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 (6736297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33248 + ... + 33449.

It is an arithmetic number, because the mean of its divisors is an integer number (1700799).

Almost surely, 2^6736397 is an apocalyptic number.

It is an amenable number.

6736397 is a deficient number, since it is larger than the sum of its proper divisors (66799).

6736397 is a wasteful number, since it uses less digits than its factorization.

6736397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66798.

The product of its digits is 142884, while the sum is 41.

The square root of 6736397 is about 2595.4569925160. The cubic root of 6736397 is about 188.8611187292.

The spelling of 6736397 in words is "six million, seven hundred thirty-six thousand, three hundred ninety-seven".