20338116 has 24 divisors (see below), whose sum is σ = 47528544. Its totient is φ = 6768960.

The previous prime is 20338111. The next prime is 20338133. The reversal of 20338116 is 61183302.

It is not an unprimeable number, because it can be changed into a prime (20338111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14736 + ... + 16056.

It is an arithmetic number, because the mean of its divisors is an integer number (1980356).

Almost surely, 2^20338116 is an apocalyptic number.

It is an amenable number.

20338116 is an abundant number, since it is smaller than the sum of its proper divisors (27190428).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20338116 is a wasteful number, since it uses less digits than its factorization.

20338116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2611 (or 2609 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 20338116 is about 4509.7800389819. The cubic root of 20338116 is about 272.9628684622.

The spelling of 20338116 in words is "twenty million, three hundred thirty-eight thousand, one hundred sixteen".