6434867 has 4 divisors (see below), whose sum is σ = 6465576. Its totient is φ = 6404160.

The previous prime is 6434861. The next prime is 6434899. The reversal of 6434867 is 7684346.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6434867 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6434867.

It is not an unprimeable number, because it can be changed into a prime (6434861) 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, 15038 + ... + 15459.

It is an arithmetic number, because the mean of its divisors is an integer number (1616394).

Almost surely, 2^6434867 is an apocalyptic number.

6434867 is a deficient number, since it is larger than the sum of its proper divisors (30709).

6434867 is a wasteful number, since it uses less digits than its factorization.

6434867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30708.

The product of its digits is 96768, while the sum is 38.

The square root of 6434867 is about 2536.7039638082. The cubic root of 6434867 is about 186.0001059852. Note that the first 3 decimals are identical.

The spelling of 6434867 in words is "six million, four hundred thirty-four thousand, eight hundred sixty-seven".