20832932 has 12 divisors (see below), whose sum is σ = 36919680. Its totient is φ = 10284456.

The previous prime is 20832901. The next prime is 20832937. The reversal of 20832932 is 23923802.

It is a super-2 number, since 2×20832932² = 868022111433248, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20832895 and 20832904.

It is not an unprimeable number, because it can be changed into a prime (20832937) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 32648 + ... + 33279.

It is an arithmetic number, because the mean of its divisors is an integer number (3076640).

Almost surely, 2^20832932 is an apocalyptic number.

It is an amenable number.

20832932 is a deficient number, since it is larger than the sum of its proper divisors (16086748).

20832932 is a wasteful number, since it uses less digits than its factorization.

20832932 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66010 (or 66008 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 20832932 is about 4564.3106818007. The cubic root of 20832932 is about 275.1588371652.

The spelling of 20832932 in words is "twenty million, eight hundred thirty-two thousand, nine hundred thirty-two".