82594243 has 4 divisors (see below), whose sum is σ = 82636528. Its totient is φ = 82551960.

The previous prime is 82594223. The next prime is 82594247. The reversal of 82594243 is 34249528.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 82594243 - 2²⁵ = 49039811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82594247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18063 + ... + 22168.

It is an arithmetic number, because the mean of its divisors is an integer number (20659132).

Almost surely, 2^82594243 is an apocalyptic number.

82594243 is a deficient number, since it is larger than the sum of its proper divisors (42285).

82594243 is a wasteful number, since it uses less digits than its factorization.

82594243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42284.

The product of its digits is 69120, while the sum is 37.

The square root of 82594243 is about 9088.1374879565. The cubic root of 82594243 is about 435.4950861140.

The spelling of 82594243 in words is "eighty-two million, five hundred ninety-four thousand, two hundred forty-three".