82521096 has 96 divisors (see below), whose sum is σ = 245255040. Its totient is φ = 23060352.

The previous prime is 82521091. The next prime is 82521097. The reversal of 82521096 is 69012528.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82521091) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 54526 + ... + 56018.

It is an arithmetic number, because the mean of its divisors is an integer number (2554740).

Almost surely, 2^82521096 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 82521096, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (122627520).

82521096 is an abundant number, since it is smaller than the sum of its proper divisors (162733944).

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

82521096 is a wasteful number, since it uses less digits than its factorization.

82521096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1563 (or 1552 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 82521096 is about 9084.1122846429. The cubic root of 82521096 is about 435.3664872901.

The spelling of 82521096 in words is "eighty-two million, five hundred twenty-one thousand, ninety-six".