196911418 has 32 divisors (see below), whose sum is σ = 339645312. Its totient is φ = 84744000.

The previous prime is 196911413. The next prime is 196911433. The reversal of 196911418 is 814119691.

It is not an unprimeable number, because it can be changed into a prime (196911413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49180 + ... + 53032.

It is an arithmetic number, because the mean of its divisors is an integer number (10613916).

Almost surely, 2^196911418 is an apocalyptic number.

196911418 is a deficient number, since it is larger than the sum of its proper divisors (142733894).

196911418 is a wasteful number, since it uses less digits than its factorization.

196911418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3990.

The product of its digits is 15552, while the sum is 40.

The square root of 196911418 is about 14032.5128897144. The cubic root of 196911418 is about 581.7775609054. Note that the first 3 decimals are identical.

The spelling of 196911418 in words is "one hundred ninety-six million, nine hundred eleven thousand, four hundred eighteen".