196336818 has 32 divisors (see below), whose sum is σ = 437440320. Its totient is φ = 65275200.

The previous prime is 196336817. The next prime is 196336841. The reversal of 196336818 is 818633691.

It is a happy number.

196336818 is a `hidden beast` number, since 1 + 9 + 633 + 6 + 8 + 1 + 8 = 666.

It is a super-2 number, since 2×196336818² = 77096292204730248, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (196336817) 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 in 15 ways as a sum of consecutive naturals, for example, 17121 + ... + 26187.

It is an arithmetic number, because the mean of its divisors is an integer number (13670010).

Almost surely, 2^196336818 is an apocalyptic number.

196336818 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

196336818 is an abundant number, since it is smaller than the sum of its proper divisors (241103502).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

196336818 is a wasteful number, since it uses less digits than its factorization.

196336818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9479 (or 9473 counting only the distinct ones).

The product of its digits is 186624, while the sum is 45.

The square root of 196336818 is about 14012.0240507929. The cubic root of 196336818 is about 581.2111216452.

It can be divided in two parts, 1963 and 36818, that added together give a triangular number (38781 = T₂₇₈).

The spelling of 196336818 in words is "one hundred ninety-six million, three hundred thirty-six thousand, eight hundred eighteen".