6467897 has 4 divisors (see below), whose sum is σ = 6540660. Its totient is φ = 6395136.

The previous prime is 6467869. The next prime is 6467917. The reversal of 6467897 is 7987646.

It is a happy number.

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 2062096 + 4405801 = 1436^2 + 2099^2 .

It is a cyclic number.

It is not a de Polignac number, because 6467897 - 2¹⁴ = 6451513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6467827) 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, 36248 + ... + 36425.

It is an arithmetic number, because the mean of its divisors is an integer number (1635165).

Almost surely, 2^6467897 is an apocalyptic number.

It is an amenable number.

6467897 is a deficient number, since it is larger than the sum of its proper divisors (72763).

6467897 is an equidigital number, since it uses as much as digits as its factorization.

6467897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72762.

The product of its digits is 508032, while the sum is 47.

The square root of 6467897 is about 2543.2060474920. The cubic root of 6467897 is about 186.3178075403.

The spelling of 6467897 in words is "six million, four hundred sixty-seven thousand, eight hundred ninety-seven".