196542312 has 16 divisors (see below), whose sum is σ = 491355840. Its totient is φ = 65514096.

The previous prime is 196542301. The next prime is 196542317. The reversal of 196542312 is 213245691.

It is not an unprimeable number, because it can be changed into a prime (196542317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4094608 + ... + 4094655.

It is an arithmetic number, because the mean of its divisors is an integer number (30709740).

Almost surely, 2^196542312 is an apocalyptic number.

196542312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

196542312 is an abundant number, since it is smaller than the sum of its proper divisors (294813528).

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

196542312 is a wasteful number, since it uses less digits than its factorization.

196542312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8189272 (or 8189268 counting only the distinct ones).

The product of its digits is 12960, while the sum is 33.

The square root of 196542312 is about 14019.3549066995. The cubic root of 196542312 is about 581.4138239113.

The spelling of 196542312 in words is "one hundred ninety-six million, five hundred forty-two thousand, three hundred twelve".