20336116 has 18 divisors (see below), whose sum is σ = 35985110. Its totient is φ = 10055712.

The previous prime is 20336089. The next prime is 20336149. The reversal of 20336116 is 61163302.

It can be written as a sum of positive squares in 3 ways, for example, as 940900 + 19395216 = 970^2 + 4404^2 .

It is a super-2 number, since 2×20336116² = 827115227930912, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 88690 + ... + 88918.

Almost surely, 2^20336116 is an apocalyptic number.

It is an amenable number.

20336116 is a deficient number, since it is larger than the sum of its proper divisors (15648994).

20336116 is a wasteful number, since it uses less digits than its factorization.

20336116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531 (or 380 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 20336116 is about 4509.5582932256. The cubic root of 20336116 is about 272.9539206712.

Adding to 20336116 its reverse (61163302), we get a palindrome (81499418).

The spelling of 20336116 in words is "twenty million, three hundred thirty-six thousand, one hundred sixteen".