10521882 has 48 divisors (see below), whose sum is σ = 26320320. Its totient is φ = 2975616.

The previous prime is 10521869. The next prime is 10521887. The reversal of 10521882 is 28812501.

It is a super-2 number, since 2×10521882² = 221420001643848, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10521887) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13869 + ... + 14607.

It is an arithmetic number, because the mean of its divisors is an integer number (548340).

Almost surely, 2^10521882 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10521882, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13160160).

10521882 is an abundant number, since it is smaller than the sum of its proper divisors (15798438).

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

10521882 is a wasteful number, since it uses less digits than its factorization.

10521882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 867 (or 864 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 27.

The square root of 10521882 is about 3243.7450577997. The cubic root of 10521882 is about 219.1279667453.

The spelling of 10521882 in words is "ten million, five hundred twenty-one thousand, eight hundred eighty-two".