7827882 has 16 divisors (see below), whose sum is σ = 15687840. Its totient is φ = 2603952.

The previous prime is 7827881. The next prime is 7827893. The reversal of 7827882 is 2887287.

It is a super-2 number, since 2×7827882² = 122551473211848, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (7827881) 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, 2844 + ... + 4872.

It is an arithmetic number, because the mean of its divisors is an integer number (980490).

Almost surely, 2^7827882 is an apocalyptic number.

7827882 is an abundant number, since it is smaller than the sum of its proper divisors (7859958).

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

7827882 is a wasteful number, since it uses less digits than its factorization.

7827882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2677.

The product of its digits is 100352, while the sum is 42.

The square root of 7827882 is about 2797.8352346055. The cubic root of 7827882 is about 198.5552722714. Note that the first 3 decimals are identical.

The spelling of 7827882 in words is "seven million, eight hundred twenty-seven thousand, eight hundred eighty-two".