20835196 has 6 divisors (see below), whose sum is σ = 36461600. Its totient is φ = 10417596.

The previous prime is 20835187. The next prime is 20835197. The reversal of 20835196 is 69153802.

It is a super-3 number, since 3×20835196³ (a number of 23 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20835197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2604396 + ... + 2604403.

Almost surely, 2^20835196 is an apocalyptic number.

It is an amenable number.

20835196 is a deficient number, since it is larger than the sum of its proper divisors (15626404).

20835196 is a wasteful number, since it uses less digits than its factorization.

20835196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5208803 (or 5208801 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 20835196 is about 4564.5586862259. The cubic root of 20835196 is about 275.1688043499.

Adding to 20835196 its reverse (69153802), we get a palindrome (89988998).

The spelling of 20835196 in words is "twenty million, eight hundred thirty-five thousand, one hundred ninety-six".