6597667 has 4 divisors (see below), whose sum is σ = 6688120. Its totient is φ = 6507216.

The previous prime is 6597641. The next prime is 6597673. The reversal of 6597667 is 7667956.

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 6597667 - 2¹¹ = 6595619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6597677) 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, 45117 + ... + 45262.

It is an arithmetic number, because the mean of its divisors is an integer number (1672030).

Almost surely, 2^6597667 is an apocalyptic number.

6597667 is a deficient number, since it is larger than the sum of its proper divisors (90453).

6597667 is an equidigital number, since it uses as much as digits as its factorization.

6597667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90452.

The product of its digits is 476280, while the sum is 46.

The square root of 6597667 is about 2568.5924160910. The cubic root of 6597667 is about 187.5556409683. Note that the first 3 decimals are identical.

The spelling of 6597667 in words is "six million, five hundred ninety-seven thousand, six hundred sixty-seven".