20936795 has 16 divisors (see below), whose sum is σ = 27686880. Its totient is φ = 15072000.

The previous prime is 20936791. The next prime is 20936807. The reversal of 20936795 is 59763902.

It is not a de Polignac number, because 20936795 - 2² = 20936791 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20936791) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3671 + ... + 7439.

It is an arithmetic number, because the mean of its divisors is an integer number (1730430).

Almost surely, 2^20936795 is an apocalyptic number.

20936795 is a deficient number, since it is larger than the sum of its proper divisors (6750085).

20936795 is a wasteful number, since it uses less digits than its factorization.

20936795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3886.

The product of its (nonzero) digits is 102060, while the sum is 41.

The square root of 20936795 is about 4575.6742672529. The cubic root of 20936795 is about 275.6153493192.

It can be divided in two parts, 2093 and 6795, that added together give a palindrome (8888).

The spelling of 20936795 in words is "twenty million, nine hundred thirty-six thousand, seven hundred ninety-five".