20008886 has 8 divisors (see below), whose sum is σ = 30120984. Its totient is φ = 9968560.

The previous prime is 20008871. The next prime is 20008903. The reversal of 20008886 is 68880002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

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, 17240 + ... + 18363.

It is an arithmetic number, because the mean of its divisors is an integer number (3765123).

Almost surely, 2^20008886 is an apocalyptic number.

20008886 is a deficient number, since it is larger than the sum of its proper divisors (10112098).

20008886 is a wasteful number, since it uses less digits than its factorization.

20008886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35886.

The product of its (nonzero) digits is 6144, while the sum is 32.

The square root of 20008886 is about 4473.1293296751. The cubic root of 20008886 is about 271.4819562322.

Adding to 20008886 its reverse (68880002), we get a palindrome (88888888).

The spelling of 20008886 in words is "twenty million, eight thousand, eight hundred eighty-six".