20243324 has 12 divisors (see below), whose sum is σ = 35477064. Its totient is φ = 10107024.

The previous prime is 20243309. The next prime is 20243339. The reversal of 20243324 is 42334202.

It is an interprime number because it is at equal distance from previous prime (20243309) and next prime (20243339).

It is a junction number, because it is equal to n+sod(n) for n = 20243296 and 20243305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182 + ... + 6365.

It is an arithmetic number, because the mean of its divisors is an integer number (2956422).

Almost surely, 2^20243324 is an apocalyptic number.

It is an amenable number.

20243324 is a deficient number, since it is larger than the sum of its proper divisors (15233740).

20243324 is a wasteful number, since it uses less digits than its factorization.

20243324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7324 (or 7322 counting only the distinct ones).

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

The square root of 20243324 is about 4499.2581610750. The cubic root of 20243324 is about 272.5381323064.

Adding to 20243324 its reverse (42334202), we get a palindrome (62577526).

The spelling of 20243324 in words is "twenty million, two hundred forty-three thousand, three hundred twenty-four".