82705203 has 24 divisors (see below), whose sum is σ = 138773856. Its totient is φ = 46483200.

The previous prime is 82705201. The next prime is 82705213. The reversal of 82705203 is 30250728.

It is not a de Polignac number, because 82705203 - 2¹ = 82705201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82705201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6918 + ... + 14603.

It is an arithmetic number, because the mean of its divisors is an integer number (5782244).

Almost surely, 2^82705203 is an apocalyptic number.

82705203 is a deficient number, since it is larger than the sum of its proper divisors (56068653).

82705203 is a wasteful number, since it uses less digits than its factorization.

82705203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21595 (or 21592 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 82705203 is about 9094.2401001953. The cubic root of 82705203 is about 435.6900186329.

The spelling of 82705203 in words is "eighty-two million, seven hundred five thousand, two hundred three".