20692116 has 36 divisors (see below), whose sum is σ = 53525472. Its totient is φ = 6736464.

The previous prime is 20692093. The next prime is 20692127. The reversal of 20692116 is 61129602.

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 20692116.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5136 + ... + 8231.

Almost surely, 2^20692116 is an apocalyptic number.

It is an amenable number.

20692116 is an abundant number, since it is smaller than the sum of its proper divisors (32833356).

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

20692116 is a wasteful number, since it uses less digits than its factorization.

20692116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13420 (or 13415 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 20692116 is about 4548.8587579744. The cubic root of 20692116 is about 274.5374748522.

The spelling of 20692116 in words is "twenty million, six hundred ninety-two thousand, one hundred sixteen".