82189752 has 16 divisors (see below), whose sum is σ = 205474440. Its totient is φ = 27396576.

The previous prime is 82189721. The next prime is 82189817. The reversal of 82189752 is 25798128.

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, 1712263 + ... + 1712310.

Almost surely, 2^82189752 is an apocalyptic number.

It is an amenable number.

82189752 is an abundant number, since it is smaller than the sum of its proper divisors (123284688).

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

82189752 is a wasteful number, since it uses less digits than its factorization.

82189752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3424582 (or 3424578 counting only the distinct ones).

The product of its digits is 80640, while the sum is 42.

The square root of 82189752 is about 9065.8563853615. The cubic root of 82189752 is about 434.7830018234.

The spelling of 82189752 in words is "eighty-two million, one hundred eighty-nine thousand, seven hundred fifty-two".