20327324 has 12 divisors (see below), whose sum is σ = 35700504. Its totient is φ = 10127184.

The previous prime is 20327311. The next prime is 20327353. The reversal of 20327324 is 42372302.

It is a self number, because there is not a number n which added to its sum of digits gives 20327324.

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 in 3 ways as a sum of consecutive naturals, for example, 7847 + ... + 10110.

It is an arithmetic number, because the mean of its divisors is an integer number (2975042).

Almost surely, 2^20327324 is an apocalyptic number.

It is an amenable number.

20327324 is a deficient number, since it is larger than the sum of its proper divisors (15373180).

20327324 is a wasteful number, since it uses less digits than its factorization.

20327324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18244 (or 18242 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 23.

The square root of 20327324 is about 4508.5833695297. The cubic root of 20327324 is about 272.9145792225.

Adding to 20327324 its reverse (42372302), we get a palindrome (62699626).

The spelling of 20327324 in words is "twenty million, three hundred twenty-seven thousand, three hundred twenty-four".