7988722 has 16 divisors (see below), whose sum is σ = 13738752. Its totient is φ = 3412800.

The previous prime is 7988713. The next prime is 7988723. The reversal of 7988722 is 2278897.

It is not an unprimeable number, because it can be changed into a prime (7988723) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4903 + ... + 6325.

It is an arithmetic number, because the mean of its divisors is an integer number (858672).

Almost surely, 2^7988722 is an apocalyptic number.

7988722 is a deficient number, since it is larger than the sum of its proper divisors (5750030).

7988722 is a wasteful number, since it uses less digits than its factorization.

7988722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1833.

The product of its digits is 112896, while the sum is 43.

The square root of 7988722 is about 2826.4327340307. The cubic root of 7988722 is about 199.9059724677.

The spelling of 7988722 in words is "seven million, nine hundred eighty-eight thousand, seven hundred twenty-two".