20334212 has 12 divisors (see below), whose sum is σ = 35688156. Its totient is φ = 10137600.

The previous prime is 20334163. The next prime is 20334217. The reversal of 20334212 is 21243302.

It can be written as a sum of positive squares in 2 ways, for example, as 16516096 + 3818116 = 4064^2 + 1954^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20334217) 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, 5789 + ... + 8612.

It is an arithmetic number, because the mean of its divisors is an integer number (2974013).

Almost surely, 2^20334212 is an apocalyptic number.

It is an amenable number.

20334212 is a deficient number, since it is larger than the sum of its proper divisors (15353944).

20334212 is a wasteful number, since it uses less digits than its factorization.

20334212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14758 (or 14756 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 20334212 is about 4509.3471811339. The cubic root of 20334212 is about 272.9454018291.

Adding to 20334212 its reverse (21243302), we get a palindrome (41577514).

The spelling of 20334212 in words is "twenty million, three hundred thirty-four thousand, two hundred twelve".