20036626 has 16 divisors (see below), whose sum is σ = 30715200. Its totient is φ = 9800560.

The previous prime is 20036603. The next prime is 20036629. The reversal of 20036626 is 62663002.

It is a self number, because there is not a number n which added to its sum of digits gives 20036626.

It is not an unprimeable number, because it can be changed into a prime (20036629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20685 + ... + 21631.

It is an arithmetic number, because the mean of its divisors is an integer number (1919700).

Almost surely, 2^20036626 is an apocalyptic number.

20036626 is a deficient number, since it is larger than the sum of its proper divisors (10678574).

20036626 is a wasteful number, since it uses less digits than its factorization.

20036626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1169.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 20036626 is about 4476.2289932487. The cubic root of 20036626 is about 271.6073577146.

Adding to 20036626 its reverse (62663002), we get a palindrome (82699628).

It can be divided in two parts, 20036 and 626, that multiplied together give a triangular number (12542536 = T₅₀₀₈).

The spelling of 20036626 in words is "twenty million, thirty-six thousand, six hundred twenty-six".