196243968 has 40 divisors (see below), whose sum is σ = 522810288. Its totient is φ = 65414144.

The previous prime is 196243961. The next prime is 196243987. The reversal of 196243968 is 869342691.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (196243961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62346 + ... + 65417.

Almost surely, 2^196243968 is an apocalyptic number.

It is an amenable number.

196243968 is an abundant number, since it is smaller than the sum of its proper divisors (326566320).

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

196243968 is an equidigital number, since it uses as much as digits as its factorization.

196243968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127784 (or 127768 counting only the distinct ones).

The product of its digits is 559872, while the sum is 48.

The square root of 196243968 is about 14008.7104331555. The cubic root of 196243968 is about 581.1194866640.

The spelling of 196243968 in words is "one hundred ninety-six million, two hundred forty-three thousand, nine hundred sixty-eight".