20316876 has 12 divisors (see below), whose sum is σ = 47406072. Its totient is φ = 6772288.

The previous prime is 20316841. The next prime is 20316883. The reversal of 20316876 is 67861302.

It is a tau number, because it is divible by the number of its divisors (12).

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, 846525 + ... + 846548.

It is an arithmetic number, because the mean of its divisors is an integer number (3950506).

Almost surely, 2^20316876 is an apocalyptic number.

It is an amenable number.

20316876 is an abundant number, since it is smaller than the sum of its proper divisors (27089196).

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

20316876 is a wasteful number, since it uses less digits than its factorization.

20316876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1693080 (or 1693078 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 20316876 is about 4507.4245417977. The cubic root of 20316876 is about 272.8678129389.

The spelling of 20316876 in words is "twenty million, three hundred sixteen thousand, eight hundred seventy-six".