6481366 has 4 divisors (see below), whose sum is σ = 9722052. Its totient is φ = 3240682.

The previous prime is 6481339. The next prime is 6481367. The reversal of 6481366 is 6631846.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6481367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1620340 + ... + 1620343.

It is an arithmetic number, because the mean of its divisors is an integer number (2430513).

Almost surely, 2^6481366 is an apocalyptic number.

6481366 is a deficient number, since it is larger than the sum of its proper divisors (3240686).

6481366 is a wasteful number, since it uses less digits than its factorization.

6481366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3240685.

The product of its digits is 20736, while the sum is 34.

The square root of 6481366 is about 2545.8527058728. The cubic root of 6481366 is about 186.4470496825.

The spelling of 6481366 in words is "six million, four hundred eighty-one thousand, three hundred sixty-six".