196438336 has 28 divisors (see below), whose sum is σ = 390652000. Its totient is φ = 98006400.

The previous prime is 196438303. The next prime is 196438337. The reversal of 196438336 is 633834691.

It is a junction number, because it is equal to n+sod(n) for n = 196438292 and 196438301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196438337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28861 + ... + 35011.

Almost surely, 2^196438336 is an apocalyptic number.

196438336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

196438336 is a deficient number, since it is larger than the sum of its proper divisors (194213664).

196438336 is an equidigital number, since it uses as much as digits as its factorization.

196438336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6662 (or 6652 counting only the distinct ones).

The product of its digits is 279936, while the sum is 43.

The square root of 196438336 is about 14015.6461142539. The cubic root of 196438336 is about 581.3112781428.

The spelling of 196438336 in words is "one hundred ninety-six million, four hundred thirty-eight thousand, three hundred thirty-six".