82282547 has 4 divisors (see below), whose sum is σ = 83207160. Its totient is φ = 81357936.

The previous prime is 82282537. The next prime is 82282549. The reversal of 82282547 is 74528228.

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 82282547 - 2¹⁰ = 82281523 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 82282547.

It is not an unprimeable number, because it can be changed into a prime (82282549) 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, 462173 + ... + 462350.

It is an arithmetic number, because the mean of its divisors is an integer number (20801790).

Almost surely, 2^82282547 is an apocalyptic number.

82282547 is a deficient number, since it is larger than the sum of its proper divisors (924613).

82282547 is an equidigital number, since it uses as much as digits as its factorization.

82282547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 924612.

The product of its digits is 71680, while the sum is 38.

The square root of 82282547 is about 9070.9727703262. The cubic root of 82282547 is about 434.9465685022.

The spelling of 82282547 in words is "eighty-two million, two hundred eighty-two thousand, five hundred forty-seven".