10821532 has 6 divisors (see below), whose sum is σ = 18937688. Its totient is φ = 5410764.

The previous prime is 10821529. The next prime is 10821541. The reversal of 10821532 is 23512801.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1352688 + ... + 1352695.

Almost surely, 2^10821532 is an apocalyptic number.

It is an amenable number.

10821532 is a deficient number, since it is larger than the sum of its proper divisors (8116156).

10821532 is a wasteful number, since it uses less digits than its factorization.

10821532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2705387 (or 2705385 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 10821532 is about 3289.6097032931. The cubic root of 10821532 is about 221.1886897480.

The spelling of 10821532 in words is "ten million, eight hundred twenty-one thousand, five hundred thirty-two".