20053336 has 16 divisors (see below), whose sum is σ = 39812040. Its totient is φ = 9436800.

The previous prime is 20053331. The next prime is 20053343. The reversal of 20053336 is 63335002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20053331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73590 + ... + 73861.

Almost surely, 2^20053336 is an apocalyptic number.

It is an amenable number.

20053336 is a deficient number, since it is larger than the sum of its proper divisors (19758704).

20053336 is a wasteful number, since it uses less digits than its factorization.

20053336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147474 (or 147470 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 22.

The square root of 20053336 is about 4478.0951307448. The cubic root of 20053336 is about 271.6828411128.

Adding to 20053336 its reverse (63335002), we get a palindrome (83388338).

The spelling of 20053336 in words is "twenty million, fifty-three thousand, three hundred thirty-six".