20364196 has 12 divisors (see below), whose sum is σ = 35918848. Its totient is φ = 10101672.

The previous prime is 20364193. The next prime is 20364221. The reversal of 20364196 is 69146302.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (20364193) 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, 19536 + ... + 20551.

Almost surely, 2^20364196 is an apocalyptic number.

It is an amenable number.

20364196 is a deficient number, since it is larger than the sum of its proper divisors (15554652).

20364196 is a wasteful number, since it uses less digits than its factorization.

20364196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40218 (or 40216 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 20364196 is about 4512.6706061932. The cubic root of 20364196 is about 273.0794939956.

The spelling of 20364196 in words is "twenty million, three hundred sixty-four thousand, one hundred ninety-six".