82516533 has 16 divisors (see below), whose sum is σ = 120185856. Its totient is φ = 49942640.

The previous prime is 82516529. The next prime is 82516541. The reversal of 82516533 is 33561528.

It is not a de Polignac number, because 82516533 - 2² = 82516529 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 82516494 and 82516503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82516523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35266 + ... + 37532.

It is an arithmetic number, because the mean of its divisors is an integer number (7511616).

Almost surely, 2^82516533 is an apocalyptic number.

It is an amenable number.

82516533 is a deficient number, since it is larger than the sum of its proper divisors (37669323).

82516533 is a wasteful number, since it uses less digits than its factorization.

82516533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3384.

The product of its digits is 21600, while the sum is 33.

The square root of 82516533 is about 9083.8611283969. The cubic root of 82516533 is about 435.3584626192.

It can be divided in two parts, 82 and 516533, that added together give a palindrome (516615).

The spelling of 82516533 in words is "eighty-two million, five hundred sixteen thousand, five hundred thirty-three".