82287616 has 88 divisors (see below), whose sum is σ = 181282320. Its totient is φ = 37158912.

The previous prime is 82287581. The next prime is 82287637. The reversal of 82287616 is 61678228.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 504751 + ... + 504913.

Almost surely, 2^82287616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 82287616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90641160).

82287616 is an abundant number, since it is smaller than the sum of its proper divisors (98994704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82287616 is a wasteful number, since it uses less digits than its factorization.

82287616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229 (or 211 counting only the distinct ones).

The product of its digits is 64512, while the sum is 40.

The square root of 82287616 is about 9071.2521737630. The cubic root of 82287616 is about 434.9554999178.

The spelling of 82287616 in words is "eighty-two million, two hundred eighty-seven thousand, six hundred sixteen".