10821332 has 24 divisors (see below), whose sum is σ = 19391400. Its totient is φ = 5282816.

The previous prime is 10821331. The next prime is 10821347. The reversal of 10821332 is 23312801.

10821332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1359556 + 9461776 = 1166^2 + 3076^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10821331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40094 + ... + 40362.

It is an arithmetic number, because the mean of its divisors is an integer number (807975).

Almost surely, 2^10821332 is an apocalyptic number.

It is an amenable number.

10821332 is a deficient number, since it is larger than the sum of its proper divisors (8570068).

10821332 is a wasteful number, since it uses less digits than its factorization.

10821332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475 (or 473 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 10821332 is about 3289.5793044096. The cubic root of 10821332 is about 221.1873270941.

The spelling of 10821332 in words is "ten million, eight hundred twenty-one thousand, three hundred thirty-two".