20192828 has 12 divisors (see below), whose sum is σ = 36199632. Its totient is φ = 9850080.

The previous prime is 20192803. The next prime is 20192831. The reversal of 20192828 is 82829102.

It is a junction number, because it is equal to n+sod(n) for n = 20192794 and 20192803.

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, 61400 + ... + 61727.

It is an arithmetic number, because the mean of its divisors is an integer number (3016636).

Almost surely, 2^20192828 is an apocalyptic number.

It is an amenable number.

20192828 is a deficient number, since it is larger than the sum of its proper divisors (16006804).

20192828 is a wasteful number, since it uses less digits than its factorization.

20192828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123172 (or 123170 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 32.

The square root of 20192828 is about 4493.6430654871. The cubic root of 20192828 is about 272.3113325252.

The spelling of 20192828 in words is "twenty million, one hundred ninety-two thousand, eight hundred twenty-eight".