6396091 has 4 divisors (see below), whose sum is σ = 6888112. Its totient is φ = 5904072.

The previous prime is 6396073. The next prime is 6396113. The reversal of 6396091 is 1906936.

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

It is a cyclic number.

It is not a de Polignac number, because 6396091 - 2¹¹ = 6394043 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (6396191) 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, 245991 + ... + 246016.

It is an arithmetic number, because the mean of its divisors is an integer number (1722028).

Almost surely, 2^6396091 is an apocalyptic number.

6396091 is a deficient number, since it is larger than the sum of its proper divisors (492021).

6396091 is a wasteful number, since it uses less digits than its factorization.

6396091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492020.

The product of its (nonzero) digits is 8748, while the sum is 34.

The square root of 6396091 is about 2529.0494261679. The cubic root of 6396091 is about 185.6257457070.

The spelling of 6396091 in words is "six million, three hundred ninety-six thousand, ninety-one".