82579359 has 4 divisors (see below), whose sum is σ = 110105816. Its totient is φ = 55052904.

The previous prime is 82579349. The next prime is 82579363. The reversal of 82579359 is 95397528.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-82579359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82579349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13763224 + ... + 13763229.

It is an arithmetic number, because the mean of its divisors is an integer number (27526454).

Almost surely, 2^82579359 is an apocalyptic number.

82579359 is a deficient number, since it is larger than the sum of its proper divisors (27526457).

82579359 is a wasteful number, since it uses less digits than its factorization.

82579359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27526456.

The product of its digits is 680400, while the sum is 48.

The square root of 82579359 is about 9087.3185814078. The cubic root of 82579359 is about 435.4689248949.

The spelling of 82579359 in words is "eighty-two million, five hundred seventy-nine thousand, three hundred fifty-nine".