6485818 has 4 divisors (see below), whose sum is σ = 9728730. Its totient is φ = 3242908.

The previous prime is 6485803. The next prime is 6485833. The reversal of 6485818 is 8185846.

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

It is an interprime number because it is at equal distance from previous prime (6485803) and next prime (6485833).

It can be written as a sum of positive squares in only one way, i.e., 3948169 + 2537649 = 1987^2 + 1593^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1621453 + ... + 1621456.

Almost surely, 2^6485818 is an apocalyptic number.

6485818 is a deficient number, since it is larger than the sum of its proper divisors (3242912).

6485818 is a wasteful number, since it uses less digits than its factorization.

6485818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3242911.

The product of its digits is 61440, while the sum is 40.

The square root of 6485818 is about 2546.7269190080. The cubic root of 6485818 is about 186.4897295889.

The spelling of 6485818 in words is "six million, four hundred eighty-five thousand, eight hundred eighteen".