20088616 has 16 divisors (see below), whose sum is σ = 37866240. Its totient is φ = 9990960.

The previous prime is 20088613. The next prime is 20088617. The reversal of 20088616 is 61688002.

It is not an unprimeable number, because it can be changed into a prime (20088613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5046 + ... + 8101.

It is an arithmetic number, because the mean of its divisors is an integer number (2366640).

Almost surely, 2^20088616 is an apocalyptic number.

It is an amenable number.

20088616 is a deficient number, since it is larger than the sum of its proper divisors (17777624).

20088616 is a wasteful number, since it uses less digits than its factorization.

20088616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13344 (or 13340 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 20088616 is about 4482.0325746250. The cubic root of 20088616 is about 271.8420723939.

The spelling of 20088616 in words is "twenty million, eighty-eight thousand, six hundred sixteen".