20324324 has 6 divisors (see below), whose sum is σ = 35567574. Its totient is φ = 10162160.

The previous prime is 20324323. The next prime is 20324327. The reversal of 20324324 is 42342302.

It can be written as a sum of positive squares in only one way, i.e., 19360000 + 964324 = 4400^2 + 982^2 .

It is a super-3 number, since 3×20324324³ (a number of 23 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20324296 and 20324305.

It is not an unprimeable number, because it can be changed into a prime (20324323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2540537 + ... + 2540544.

It is an arithmetic number, because the mean of its divisors is an integer number (5927929).

Almost surely, 2^20324324 is an apocalyptic number.

It is an amenable number.

20324324 is a deficient number, since it is larger than the sum of its proper divisors (15243250).

20324324 is a wasteful number, since it uses less digits than its factorization.

20324324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5081085 (or 5081083 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 20324324 is about 4508.2506585149. The cubic root of 20324324 is about 272.9011525655.

Adding to 20324324 its reverse (42342302), we get a palindrome (62666626).

The spelling of 20324324 in words is "twenty million, three hundred twenty-four thousand, three hundred twenty-four".