196316321 has 8 divisors (see below), whose sum is σ = 200880000. Its totient is φ = 191768848.

The previous prime is 196316311. The next prime is 196316353. The reversal of 196316321 is 123613691.

196316321 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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-196316321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (196316311) 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, 22430 + ... + 29928.

It is an arithmetic number, because the mean of its divisors is an integer number (25110000).

Almost surely, 2^196316321 is an apocalyptic number.

It is an amenable number.

196316321 is a deficient number, since it is larger than the sum of its proper divisors (4563679).

196316321 is an equidigital number, since it uses as much as digits as its factorization.

196316321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8103.

The product of its digits is 5832, while the sum is 32.

The square root of 196316321 is about 14011.2926241657. The cubic root of 196316321 is about 581.1908953506.

It can be divided in two parts, 19631 and 6321, that added together give a palindrome (25952).

The spelling of 196316321 in words is "one hundred ninety-six million, three hundred sixteen thousand, three hundred twenty-one".