196726456 has 16 divisors (see below), whose sum is σ = 388276200. Its totient is φ = 93186144.

The previous prime is 196726451. The next prime is 196726463. The reversal of 196726456 is 654627691.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196726451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 646975 + ... + 647278.

Almost surely, 2^196726456 is an apocalyptic number.

It is an amenable number.

196726456 is a deficient number, since it is larger than the sum of its proper divisors (191549744).

196726456 is a wasteful number, since it uses less digits than its factorization.

196726456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1294278 (or 1294274 counting only the distinct ones).

The product of its digits is 544320, while the sum is 46.

The square root of 196726456 is about 14025.9208610344. The cubic root of 196726456 is about 581.5953462288.

The spelling of 196726456 in words is "one hundred ninety-six million, seven hundred twenty-six thousand, four hundred fifty-six".