6822916 has 24 divisors (see below), whose sum is σ = 12723480. Its totient is φ = 3190272.

The previous prime is 6822913. The next prime is 6822929. The reversal of 6822916 is 6192286.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 592900 + 6230016 = 770^2 + 2496^2 .

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6822913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18106 + ... + 18478.

It is an arithmetic number, because the mean of its divisors is an integer number (530145).

Almost surely, 2^6822916 is an apocalyptic number.

It is an amenable number.

6822916 is a deficient number, since it is larger than the sum of its proper divisors (5900564).

6822916 is a wasteful number, since it uses less digits than its factorization.

6822916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 663 (or 661 counting only the distinct ones).

The product of its digits is 10368, while the sum is 34.

The square root of 6822916 is about 2612.0712088303. The cubic root of 6822916 is about 189.6662284137. Note that the first 3 decimals are identical.

The spelling of 6822916 in words is "six million, eight hundred twenty-two thousand, nine hundred sixteen".