82783017 has 6 divisors (see below), whose sum is σ = 119575482. Its totient is φ = 55188672.

The previous prime is 82783007. The next prime is 82783031. The reversal of 82783017 is 71038728.

It can be written as a sum of positive squares in only one way, i.e., 52577001 + 30206016 = 7251^2 + 5496^2 .

It is not a de Polignac number, because 82783017 - 2¹⁴ = 82766633 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82783007) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4599048 + ... + 4599065.

It is an arithmetic number, because the mean of its divisors is an integer number (19929247).

Almost surely, 2^82783017 is an apocalyptic number.

It is an amenable number.

82783017 is a deficient number, since it is larger than the sum of its proper divisors (36792465).

82783017 is a wasteful number, since it uses less digits than its factorization.

82783017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9198119 (or 9198116 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 36.

The square root of 82783017 is about 9098.5172967907. The cubic root of 82783017 is about 435.8266168752.

The spelling of 82783017 in words is "eighty-two million, seven hundred eighty-three thousand, seventeen".