196239901 has 8 divisors (see below), whose sum is σ = 230547744. Its totient is φ = 164676720.

The previous prime is 196239893. The next prime is 196239931. The reversal of 196239901 is 109932691.

196239901 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 196239901 - 2³ = 196239893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196239931) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 686011 + ... + 686296.

It is an arithmetic number, because the mean of its divisors is an integer number (28818468).

Almost surely, 2^196239901 is an apocalyptic number.

196239901 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

196239901 is a deficient number, since it is larger than the sum of its proper divisors (34307843).

196239901 is a wasteful number, since it uses less digits than its factorization.

196239901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1372331.

The product of its (nonzero) digits is 26244, while the sum is 40.

The square root of 196239901 is about 14008.5652727180. The cubic root of 196239901 is about 581.1154722234.

The spelling of 196239901 in words is "one hundred ninety-six million, two hundred thirty-nine thousand, nine hundred one".