6218812 has 12 divisors (see below), whose sum is σ = 11177320. Its totient is φ = 3025296.

The previous prime is 6218759. The next prime is 6218827. The reversal of 6218812 is 2188126.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 20862 + ... + 21157.

Almost surely, 2^6218812 is an apocalyptic number.

It is an amenable number.

6218812 is a deficient number, since it is larger than the sum of its proper divisors (4958508).

6218812 is a wasteful number, since it uses less digits than its factorization.

6218812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42060 (or 42058 counting only the distinct ones).

The product of its digits is 1536, while the sum is 28.

The square root of 6218812 is about 2493.7545989933. The cubic root of 6218812 is about 183.8946703400.

The spelling of 6218812 in words is "six million, two hundred eighteen thousand, eight hundred twelve".