6494986 has 16 divisors (see below), whose sum is σ = 10366920. Its totient is φ = 3051840.

The previous prime is 6494981. The next prime is 6494987. The reversal of 6494986 is 6894946.

It can be written as a sum of positive squares in 4 ways, for example, as 6275025 + 219961 = 2505^2 + 469^2 .

It is not an unprimeable number, because it can be changed into a prime (6494981) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9496 + ... + 10156.

Almost surely, 2^6494986 is an apocalyptic number.

6494986 is a deficient number, since it is larger than the sum of its proper divisors (3871934).

6494986 is an equidigital number, since it uses as much as digits as its factorization.

6494986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 714 (or 680 counting only the distinct ones).

The product of its digits is 373248, while the sum is 46.

The square root of 6494986 is about 2548.5262407909. The cubic root of 6494986 is about 186.5775588021.

The spelling of 6494986 in words is "six million, four hundred ninety-four thousand, nine hundred eighty-six".