20242316 has 24 divisors (see below), whose sum is σ = 36201984. Its totient is φ = 9901440.

The previous prime is 20242307. The next prime is 20242331. The reversal of 20242316 is 61324202.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52661 + ... + 53043.

It is an arithmetic number, because the mean of its divisors is an integer number (1508416).

Almost surely, 2^20242316 is an apocalyptic number.

It is an amenable number.

20242316 is a deficient number, since it is larger than the sum of its proper divisors (15959668).

20242316 is a wasteful number, since it uses less digits than its factorization.

20242316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 641 (or 639 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 20242316 is about 4499.1461412139. The cubic root of 20242316 is about 272.5336086258.

Adding to 20242316 its reverse (61324202), we get a palindrome (81566518).

The spelling of 20242316 in words is "twenty million, two hundred forty-two thousand, three hundred sixteen".