7868322 has 72 divisors (see below), whose sum is σ = 21660912. Its totient is φ = 2041200.

The previous prime is 7868293. The next prime is 7868339. The reversal of 7868322 is 2238687.

It is a happy number.

It is a d-powerful number, because it can be written as 7⁸ + 8² + 6 + 8⁴ + 3⁷ + 2⁴ + 2²¹ .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 9297 + ... + 10107.

It is an arithmetic number, because the mean of its divisors is an integer number (300846).

Almost surely, 2^7868322 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7868322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10830456).

7868322 is an abundant number, since it is smaller than the sum of its proper divisors (13792590).

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

7868322 is a wasteful number, since it uses less digits than its factorization.

7868322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 844 (or 834 counting only the distinct ones).

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

The square root of 7868322 is about 2805.0529406769. The cubic root of 7868322 is about 198.8966071490.

The spelling of 7868322 in words is "seven million, eight hundred sixty-eight thousand, three hundred twenty-two".