20875802 has 16 divisors (see below), whose sum is σ = 32123520. Its totient is φ = 10170048.

The previous prime is 20875781. The next prime is 20875817. The reversal of 20875802 is 20857802.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31349 + ... + 32007.

It is an arithmetic number, because the mean of its divisors is an integer number (2007720).

Almost surely, 2^20875802 is an apocalyptic number.

20875802 is a deficient number, since it is larger than the sum of its proper divisors (11247718).

20875802 is a wasteful number, since it uses less digits than its factorization.

20875802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1045.

The product of its (nonzero) digits is 8960, while the sum is 32.

The square root of 20875802 is about 4569.0044867564. The cubic root of 20875802 is about 275.3474484351.

The spelling of 20875802 in words is "twenty million, eight hundred seventy-five thousand, eight hundred two".