196813814 has 4 divisors (see below), whose sum is σ = 295220724. Its totient is φ = 98406906.

The previous prime is 196813801. The next prime is 196813843. The reversal of 196813814 is 418318691.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49203452 + ... + 49203455.

It is an arithmetic number, because the mean of its divisors is an integer number (73805181).

Almost surely, 2^196813814 is an apocalyptic number.

196813814 is a deficient number, since it is larger than the sum of its proper divisors (98406910).

196813814 is an equidigital number, since it uses as much as digits as its factorization.

196813814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98406909.

The product of its digits is 41472, while the sum is 41.

The square root of 196813814 is about 14029.0346781238. The cubic root of 196813814 is about 581.6814208876.

The spelling of 196813814 in words is "one hundred ninety-six million, eight hundred thirteen thousand, eight hundred fourteen".