82552776 has 64 divisors (see below), whose sum is σ = 212889600. Its totient is φ = 26660928.

The previous prime is 82552669. The next prime is 82552781. The reversal of 82552776 is 67725528.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 172105 + ... + 172583.

It is an arithmetic number, because the mean of its divisors is an integer number (3326400).

Almost surely, 2^82552776 is an apocalyptic number.

82552776 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 82552776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (106444800).

82552776 is an abundant number, since it is smaller than the sum of its proper divisors (130336824).

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

82552776 is a wasteful number, since it uses less digits than its factorization.

82552776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 698 (or 694 counting only the distinct ones).

The product of its digits is 235200, while the sum is 42.

The square root of 82552776 is about 9085.8558210000. The cubic root of 82552776 is about 435.4221928263.

The spelling of 82552776 in words is "eighty-two million, five hundred fifty-two thousand, seven hundred seventy-six".