82241284 has 24 divisors (see below), whose sum is σ = 153679680. Its totient is φ = 38416224.

The previous prime is 82241279. The next prime is 82241317. The reversal of 82241284 is 48214228.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 6439 + ... + 14350.

It is an arithmetic number, because the mean of its divisors is an integer number (6403320).

Almost surely, 2^82241284 is an apocalyptic number.

It is an amenable number.

82241284 is a deficient number, since it is larger than the sum of its proper divisors (71438396).

82241284 is a wasteful number, since it uses less digits than its factorization.

82241284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20859 (or 20857 counting only the distinct ones).

The product of its digits is 8192, while the sum is 31.

The square root of 82241284 is about 9068.6980322426. The cubic root of 82241284 is about 434.8738507680.

The spelling of 82241284 in words is "eighty-two million, two hundred forty-one thousand, two hundred eighty-four".