6378822 has 24 divisors (see below), whose sum is σ = 13871520. Its totient is φ = 2118480.

The previous prime is 6378787. The next prime is 6378847. The reversal of 6378822 is 2288736.

It is a happy number.

It is a hoax number, since the sum of its digits (36) 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 polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6547 + ... + 7457.

It is an arithmetic number, because the mean of its divisors is an integer number (577980).

Almost surely, 2^6378822 is an apocalyptic number.

6378822 is an abundant number, since it is smaller than the sum of its proper divisors (7492698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6378822 is a wasteful number, since it uses less digits than its factorization.

6378822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1308 (or 1305 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 6378822 is about 2525.6329899651. The cubic root of 6378822 is about 185.4585362725.

The spelling of 6378822 in words is "six million, three hundred seventy-eight thousand, eight hundred twenty-two".