7798788 has 24 divisors (see below), whose sum is σ = 20219360. Its totient is φ = 2599560.

The previous prime is 7798783. The next prime is 7798793. The reversal of 7798788 is 8878977.

It is an interprime number because it is at equal distance from previous prime (7798783) and next prime (7798793).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (7798783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35998 + ... + 36213.

Almost surely, 2^7798788 is an apocalyptic number.

It is an amenable number.

7798788 is an abundant number, since it is smaller than the sum of its proper divisors (12420572).

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

7798788 is a wasteful number, since it uses less digits than its factorization.

7798788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72224 (or 72216 counting only the distinct ones).

The product of its digits is 1580544, while the sum is 54.

The square root of 7798788 is about 2792.6310175174. The cubic root of 7798788 is about 198.3089758160.

The spelling of 7798788 in words is "seven million, seven hundred ninety-eight thousand, seven hundred eighty-eight".