20086826 has 16 divisors (see below), whose sum is σ = 32343624. Its totient is φ = 9321984.

The previous prime is 20086811. The next prime is 20086831. The reversal of 20086826 is 62868002.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 18931201 + 1155625 = 4351^2 + 1075^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20086792 and 20086801.

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, 1565 + ... + 6528.

Almost surely, 2^20086826 is an apocalyptic number.

20086826 is a deficient number, since it is larger than the sum of its proper divisors (12256798).

20086826 is a wasteful number, since it uses less digits than its factorization.

20086826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8185.

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 20086826 is about 4481.8328839884. The cubic root of 20086826 is about 271.8339979740.

The spelling of 20086826 in words is "twenty million, eighty-six thousand, eight hundred twenty-six".