196235983 has 4 divisors (see below), whose sum is σ = 202566208. Its totient is φ = 189905760.

The previous prime is 196235939. The next prime is 196235993. The reversal of 196235983 is 389532691.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-196235983 is a prime.

It is a super-2 number, since 2×196235983² = 77017122047952578, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196235993) 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, 3165066 + ... + 3165127.

It is an arithmetic number, because the mean of its divisors is an integer number (50641552).

Almost surely, 2^196235983 is an apocalyptic number.

196235983 is a deficient number, since it is larger than the sum of its proper divisors (6330225).

196235983 is an equidigital number, since it uses as much as digits as its factorization.

196235983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6330224.

The product of its digits is 349920, while the sum is 46.

The square root of 196235983 is about 14008.4254290052. The cubic root of 196235983 is about 581.1116048047. Note that the first 3 decimals are identical.

The spelling of 196235983 in words is "one hundred ninety-six million, two hundred thirty-five thousand, nine hundred eighty-three".