778342196 has 24 divisors (see below), whose sum is σ = 1398264000. Its totient is φ = 378878400.

The previous prime is 778342193. The next prime is 778342199. The reversal of 778342196 is 691243877.

778342196 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (778342193) and next prime (778342199).

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 778342196.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (778342193) 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, 77081 + ... + 86591.

It is an arithmetic number, because the mean of its divisors is an integer number (58261000).

Almost surely, 2^778342196 is an apocalyptic number.

It is an amenable number.

778342196 is a deficient number, since it is larger than the sum of its proper divisors (619921804).

778342196 is a wasteful number, since it uses less digits than its factorization.

778342196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10055 (or 10053 counting only the distinct ones).

The product of its digits is 508032, while the sum is 47.

The square root of 778342196 is about 27898.7848480897. The cubic root of 778342196 is about 919.8637936352.

The spelling of 778342196 in words is "seven hundred seventy-eight million, three hundred forty-two thousand, one hundred ninety-six".