196740743 has 4 divisors (see below), whose sum is σ = 199677240. Its totient is φ = 193804248.

The previous prime is 196740707. The next prime is 196740809. The reversal of 196740743 is 347047691.

196740743 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 196740743 - 2⁸ = 196740487 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 196740743.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196740703) 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, 1468148 + ... + 1468281.

It is an arithmetic number, because the mean of its divisors is an integer number (49919310).

Almost surely, 2^196740743 is an apocalyptic number.

196740743 is a deficient number, since it is larger than the sum of its proper divisors (2936497).

196740743 is an equidigital number, since it uses as much as digits as its factorization.

196740743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2936496.

The product of its (nonzero) digits is 127008, while the sum is 41.

The square root of 196740743 is about 14026.4301588109. The cubic root of 196740743 is about 581.6094250869.

The spelling of 196740743 in words is "one hundred ninety-six million, seven hundred forty thousand, seven hundred forty-three".