7797822 has 8 divisors (see below), whose sum is σ = 15595656. Its totient is φ = 2599272.

The previous prime is 7797799. The next prime is 7797841. The reversal of 7797822 is 2287977.

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

7797822 is an admirable number.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a plaindrome in base 11.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 649813 + ... + 649824.

It is an arithmetic number, because the mean of its divisors is an integer number (1949457).

Almost surely, 2^7797822 is an apocalyptic number.

7797822 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

7797822 is a wasteful number, since it uses less digits than its factorization.

7797822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1299642.

The product of its digits is 98784, while the sum is 42.

The square root of 7797822 is about 2792.4580569813. The cubic root of 7797822 is about 198.3007876043.

The spelling of 7797822 in words is "seven million, seven hundred ninety-seven thousand, eight hundred twenty-two".