82168252 has 12 divisors (see below), whose sum is σ = 148753080. Its totient is φ = 39667376.

The previous prime is 82168241. The next prime is 82168283. The reversal of 82168252 is 25286128.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 354058 + ... + 354289.

It is an arithmetic number, because the mean of its divisors is an integer number (12396090).

Almost surely, 2^82168252 is an apocalyptic number.

It is an amenable number.

82168252 is a deficient number, since it is larger than the sum of its proper divisors (66584828).

82168252 is a wasteful number, since it uses less digits than its factorization.

82168252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708380 (or 708378 counting only the distinct ones).

The product of its digits is 15360, while the sum is 34.

The square root of 82168252 is about 9064.6705400693. The cubic root of 82168252 is about 434.7450869191.

The spelling of 82168252 in words is "eighty-two million, one hundred sixty-eight thousand, two hundred fifty-two".