82382739 has 4 divisors (see below), whose sum is σ = 109843656. Its totient is φ = 54921824.

The previous prime is 82382719. The next prime is 82382743. The reversal of 82382739 is 93728328.

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 82382739 - 2⁸ = 82382483 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 82382739.

It is not an unprimeable number, because it can be changed into a prime (82382719) 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, 13730454 + ... + 13730459.

It is an arithmetic number, because the mean of its divisors is an integer number (27460914).

Almost surely, 2^82382739 is an apocalyptic number.

82382739 is a deficient number, since it is larger than the sum of its proper divisors (27460917).

82382739 is a wasteful number, since it uses less digits than its factorization.

82382739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27460916.

The product of its digits is 145152, while the sum is 42.

The square root of 82382739 is about 9076.4937613596. The cubic root of 82382739 is about 435.1230356161.

The spelling of 82382739 in words is "eighty-two million, three hundred eighty-two thousand, seven hundred thirty-nine".