20227696 has 10 divisors (see below), whose sum is σ = 39191192. Its totient is φ = 10113840.

The previous prime is 20227693. The next prime is 20227709. The reversal of 20227696 is 69672202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20227693) 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 as a sum of consecutive naturals, namely, 632100 + ... + 632131.

Almost surely, 2^20227696 is an apocalyptic number.

It is an amenable number.

20227696 is a deficient number, since it is larger than the sum of its proper divisors (18963496).

20227696 is a wasteful number, since it uses less digits than its factorization.

20227696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1264239 (or 1264233 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 20227696 is about 4497.5210950033. The cubic root of 20227696 is about 272.4679804142.

Adding to 20227696 its reverse (69672202), we get a palindrome (89899898).

The spelling of 20227696 in words is "twenty million, two hundred twenty-seven thousand, six hundred ninety-six".