82284646 has 4 divisors (see below), whose sum is σ = 123426972. Its totient is φ = 41142322.

The previous prime is 82284619. The next prime is 82284659. The reversal of 82284646 is 64648228.

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

It is a junction number, because it is equal to n+sod(n) for n = 82284599 and 82284608.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 20571160 + ... + 20571163.

It is an arithmetic number, because the mean of its divisors is an integer number (30856743).

Almost surely, 2^82284646 is an apocalyptic number.

82284646 is a deficient number, since it is larger than the sum of its proper divisors (41142326).

82284646 is a wasteful number, since it uses less digits than its factorization.

82284646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41142325.

The product of its digits is 147456, while the sum is 40.

The square root of 82284646 is about 9071.0884683151. The cubic root of 82284646 is about 434.9502669174.

The spelling of 82284646 in words is "eighty-two million, two hundred eighty-four thousand, six hundred forty-six".