82516503 has 8 divisors (see below), whose sum is σ = 110374768. Its totient is φ = 54834624.

The previous prime is 82516471. The next prime is 82516523. The reversal of 82516503 is 30561528.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 82516503 - 2⁵ = 82516471 is a prime.

It is a Duffinian number.

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 7 ways as a sum of consecutive naturals, for example, 43000 + ... + 44877.

It is an arithmetic number, because the mean of its divisors is an integer number (13796846).

Almost surely, 2^82516503 is an apocalyptic number.

82516503 is a deficient number, since it is larger than the sum of its proper divisors (27858265).

82516503 is a wasteful number, since it uses less digits than its factorization.

82516503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88193.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 82516503 is about 9083.8594771165. The cubic root of 82516503 is about 435.3584098591.

The spelling of 82516503 in words is "eighty-two million, five hundred sixteen thousand, five hundred three".