82118852 has 12 divisors (see below), whose sum is σ = 144022956. Its totient is φ = 40969440.

The previous prime is 82118851. The next prime is 82118899. The reversal of 82118852 is 25881128.

It can be written as a sum of positive squares in 2 ways, for example, as 36772096 + 45346756 = 6064^2 + 6734^2 .

It is not an unprimeable number, because it can be changed into a prime (82118851) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20423 + ... + 24110.

It is an arithmetic number, because the mean of its divisors is an integer number (12001913).

Almost surely, 2^82118852 is an apocalyptic number.

It is an amenable number.

82118852 is a deficient number, since it is larger than the sum of its proper divisors (61904104).

82118852 is a wasteful number, since it uses less digits than its factorization.

82118852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44998 (or 44996 counting only the distinct ones).

The product of its digits is 10240, while the sum is 35.

The square root of 82118852 is about 9061.9452657804. The cubic root of 82118852 is about 434.6579457499.

The spelling of 82118852 in words is "eighty-two million, one hundred eighteen thousand, eight hundred fifty-two".