20242304 has 16 divisors (see below), whose sum is σ = 40326720. Its totient is φ = 10121088.

The previous prime is 20242303. The next prime is 20242307. The reversal of 20242304 is 40324202.

It is a tau number, because it is divible by the number of its divisors (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20242303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78944 + ... + 79199.

It is an arithmetic number, because the mean of its divisors is an integer number (2520420).

Almost surely, 2^20242304 is an apocalyptic number.

It is an amenable number.

20242304 is a deficient number, since it is larger than the sum of its proper divisors (20084416).

20242304 is an equidigital number, since it uses as much as digits as its factorization.

20242304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158157 (or 158145 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 20242304 is about 4499.1448076273. The cubic root of 20242304 is about 272.5335547716.

Adding to 20242304 its reverse (40324202), we get a palindrome (60566506).

The spelling of 20242304 in words is "twenty million, two hundred forty-two thousand, three hundred four".