6822645 has 8 divisors (see below), whose sum is σ = 10916256. Its totient is φ = 3638736.

The previous prime is 6822631. The next prime is 6822659. The reversal of 6822645 is 5462286.

It is an interprime number because it is at equal distance from previous prime (6822631) and next prime (6822659).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6822645 - 2⁶ = 6822581 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 227407 + ... + 227436.

It is an arithmetic number, because the mean of its divisors is an integer number (1364532).

Almost surely, 2^6822645 is an apocalyptic number.

It is an amenable number.

6822645 is a deficient number, since it is larger than the sum of its proper divisors (4093611).

6822645 is a wasteful number, since it uses less digits than its factorization.

6822645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454851.

The product of its digits is 23040, while the sum is 33.

The square root of 6822645 is about 2612.0193337722. The cubic root of 6822645 is about 189.6637172573.

The spelling of 6822645 in words is "six million, eight hundred twenty-two thousand, six hundred forty-five".