20976112 has 20 divisors (see below), whose sum is σ = 41200240. Its totient is φ = 10343808.

The previous prime is 20976107. The next prime is 20976121. The reversal of 20976112 is 21167902.

It is a happy 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, 7812 + ... + 10147.

It is an arithmetic number, because the mean of its divisors is an integer number (2060012).

Almost surely, 2^20976112 is an apocalyptic number.

It is an amenable number.

20976112 is a deficient number, since it is larger than the sum of its proper divisors (20224128).

20976112 is a wasteful number, since it uses less digits than its factorization.

20976112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18040 (or 18034 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 20976112 is about 4579.9685588440. The cubic root of 20976112 is about 275.7877665491.

The spelling of 20976112 in words is "twenty million, nine hundred seventy-six thousand, one hundred twelve".