82235871 has 8 divisors (see below), whose sum is σ = 121830960. Its totient is φ = 54823896.

The previous prime is 82235849. The next prime is 82235891. The reversal of 82235871 is 17853228.

It is not a de Polignac number, because 82235871 - 2¹⁹ = 81711583 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82235801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1522860 + ... + 1522913.

It is an arithmetic number, because the mean of its divisors is an integer number (15228870).

Almost surely, 2^82235871 is an apocalyptic number.

82235871 is a deficient number, since it is larger than the sum of its proper divisors (39595089).

82235871 is a wasteful number, since it uses less digits than its factorization.

82235871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3045782 (or 3045776 counting only the distinct ones).

The product of its digits is 26880, while the sum is 36.

The square root of 82235871 is about 9068.3995831679. The cubic root of 82235871 is about 434.8643096402.

The spelling of 82235871 in words is "eighty-two million, two hundred thirty-five thousand, eight hundred seventy-one".