196318742 has 16 divisors (see below), whose sum is σ = 304344432. Its totient is φ = 94913280.

The previous prime is 196318741. The next prime is 196318757. The reversal of 196318742 is 247813691.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a self number, because there is not a number n which added to its sum of digits gives 196318742.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196318741) 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, 1328 + ... + 19859.

It is an arithmetic number, because the mean of its divisors is an integer number (19021527).

Almost surely, 2^196318742 is an apocalyptic number.

196318742 is a deficient number, since it is larger than the sum of its proper divisors (108025690).

196318742 is a wasteful number, since it uses less digits than its factorization.

196318742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21343.

The product of its digits is 72576, while the sum is 41.

The square root of 196318742 is about 14011.3790184978. The cubic root of 196318742 is about 581.1932844496.

The spelling of 196318742 in words is "one hundred ninety-six million, three hundred eighteen thousand, seven hundred forty-two".