82713243 has 8 divisors (see below), whose sum is σ = 111376656. Its totient is φ = 54596000.

The previous prime is 82713229. The next prime is 82713283. The reversal of 82713243 is 34231728.

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

It is a cyclic number.

It is not a de Polignac number, because 82713243 - 2¹⁶ = 82647707 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 82713243.

It is not an unprimeable number, because it can be changed into a prime (82713283) 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, 136188 + ... + 136793.

It is an arithmetic number, because the mean of its divisors is an integer number (13922082).

Almost surely, 2^82713243 is an apocalyptic number.

82713243 is a deficient number, since it is larger than the sum of its proper divisors (28663413).

82713243 is a wasteful number, since it uses less digits than its factorization.

82713243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273085.

The product of its digits is 8064, while the sum is 30.

The square root of 82713243 is about 9094.6821274853. The cubic root of 82713243 is about 435.7041363833.

The spelling of 82713243 in words is "eighty-two million, seven hundred thirteen thousand, two hundred forty-three".