20116976 has 30 divisors (see below), whose sum is σ = 42846216. Its totient is φ = 9143200.

The previous prime is 20116961. The next prime is 20116979. The reversal of 20116976 is 67961102.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20116979) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3260 + ... + 7131.

Almost surely, 2^20116976 is an apocalyptic number.

It is an amenable number.

20116976 is an abundant number, since it is smaller than the sum of its proper divisors (22729240).

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

20116976 is a wasteful number, since it uses less digits than its factorization.

20116976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10421 (or 10404 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 32.

The square root of 20116976 is about 4485.1952019951. The cubic root of 20116976 is about 271.9699361236.

The spelling of 20116976 in words is "twenty million, one hundred sixteen thousand, nine hundred seventy-six".