20112328 has 32 divisors (see below), whose sum is σ = 38678400. Its totient is φ = 9801792.

The previous prime is 20112319. The next prime is 20112329. The reversal of 20112328 is 82321102.

It is not an unprimeable number, because it can be changed into a prime (20112329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84033 + ... + 84271.

It is an arithmetic number, because the mean of its divisors is an integer number (1208700).

Almost surely, 2^20112328 is an apocalyptic number.

It is an amenable number.

20112328 is a deficient number, since it is larger than the sum of its proper divisors (18566072).

20112328 is a wasteful number, since it uses less digits than its factorization.

20112328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469 (or 465 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 20112328 is about 4484.6770229304. The cubic root of 20112328 is about 271.9489884153.

The spelling of 20112328 in words is "twenty million, one hundred twelve thousand, three hundred twenty-eight".