6434986 has 8 divisors (see below), whose sum is σ = 10072224. Its totient is φ = 3077580.

The previous prime is 6434983. The next prime is 6435001. The reversal of 6434986 is 6894346.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (6434983) 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, 69900 + ... + 69991.

It is an arithmetic number, because the mean of its divisors is an integer number (1259028).

Almost surely, 2^6434986 is an apocalyptic number.

6434986 is a deficient number, since it is larger than the sum of its proper divisors (3637238).

6434986 is a wasteful number, since it uses less digits than its factorization.

6434986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139916.

The product of its digits is 124416, while the sum is 40.

The square root of 6434986 is about 2536.7274193338. The cubic root of 6434986 is about 186.0012525448.

The spelling of 6434986 in words is "six million, four hundred thirty-four thousand, nine hundred eighty-six".