196858256 has 20 divisors (see below), whose sum is σ = 435900672. Its totient is φ = 84367776.

The previous prime is 196858243. The next prime is 196858267. The reversal of 196858256 is 652858691.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 878720 + ... + 878943.

Almost surely, 2^196858256 is an apocalyptic number.

196858256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

196858256 is an abundant number, since it is smaller than the sum of its proper divisors (239042416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

196858256 is a wasteful number, since it uses less digits than its factorization.

196858256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1757678 (or 1757672 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 50.

The square root of 196858256 is about 14030.6185180839. The cubic root of 196858256 is about 581.7252002335.

The spelling of 196858256 in words is "one hundred ninety-six million, eight hundred fifty-eight thousand, two hundred fifty-six".