82006503 has 16 divisors (see below), whose sum is σ = 111283200. Its totient is φ = 53707680.

The previous prime is 82006429. The next prime is 82006511. The reversal of 82006503 is 30560028.

It is not a de Polignac number, because 82006503 - 2⁹ = 82005991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82006543) 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, 53518 + ... + 55028.

It is an arithmetic number, because the mean of its divisors is an integer number (6955200).

Almost surely, 2^82006503 is an apocalyptic number.

82006503 is a deficient number, since it is larger than the sum of its proper divisors (29276697).

82006503 is a wasteful number, since it uses less digits than its factorization.

82006503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1822.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 82006503 is about 9055.7441991258. The cubic root of 82006503 is about 434.4596328924.

The spelling of 82006503 in words is "eighty-two million, six thousand, five hundred three".