10821952 has 14 divisors (see below), whose sum is σ = 21474938. Its totient is φ = 5410944.

The previous prime is 10821947. The next prime is 10821971. The reversal of 10821952 is 25912801.

It can be written as a sum of positive squares in only one way, i.e., 5875776 + 4946176 = 2424^2 + 2224^2 .

It is a super-2 number, since 2×10821952² = 234229290180608, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10821952.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84483 + ... + 84610.

Almost surely, 2^10821952 is an apocalyptic number.

It is an amenable number.

10821952 is a deficient number, since it is larger than the sum of its proper divisors (10652986).

10821952 is an equidigital number, since it uses as much as digits as its factorization.

10821952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169105 (or 169095 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 28.

The square root of 10821952 is about 3289.6735400340. The cubic root of 10821952 is about 221.1915512667.

The spelling of 10821952 in words is "ten million, eight hundred twenty-one thousand, nine hundred fifty-two".