196111008 has 72 divisors (see below), whose sum is σ = 587059200. Its totient is φ = 61928064.

The previous prime is 196111007. The next prime is 196111033. The reversal of 196111008 is 800111691.

It is a tau number, because it is divible by the number of its divisors (72).

It is not an unprimeable number, because it can be changed into a prime (196111007) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12448 + ... + 23391.

It is an arithmetic number, because the mean of its divisors is an integer number (8153600).

Almost surely, 2^196111008 is an apocalyptic number.

196111008 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

196111008 is an abundant number, since it is smaller than the sum of its proper divisors (390948192).

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

196111008 is a wasteful number, since it uses less digits than its factorization.

196111008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35874 (or 35863 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 27.

The square root of 196111008 is about 14003.9640102365. The cubic root of 196111008 is about 580.9882162118.

Adding to 196111008 its reverse (800111691), we get a palindrome (996222699).

The spelling of 196111008 in words is "one hundred ninety-six million, one hundred eleven thousand, eight".