7798288 has 20 divisors (see below), whose sum is σ = 15766848. Its totient is φ = 3729440.

The previous prime is 7798279. The next prime is 7798289. The reversal of 7798288 is 8828977.

It is not an unprimeable number, because it can be changed into a prime (7798289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10228 + ... + 10963.

Almost surely, 2^7798288 is an apocalyptic number.

It is an amenable number.

7798288 is an abundant number, since it is smaller than the sum of its proper divisors (7968560).

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

7798288 is a wasteful number, since it uses less digits than its factorization.

7798288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21222 (or 21216 counting only the distinct ones).

The product of its digits is 451584, while the sum is 49.

The square root of 7798288 is about 2792.5414947678. The cubic root of 7798288 is about 198.3047376956.

The spelling of 7798288 in words is "seven million, seven hundred ninety-eight thousand, two hundred eighty-eight".