196332987 has 16 divisors (see below), whose sum is σ = 271203840. Its totient is φ = 126188832.

The previous prime is 196332973. The next prime is 196333001. The reversal of 196332987 is 789233691.

It is an interprime number because it is at equal distance from previous prime (196332973) and next prime (196333001).

It is not a de Polignac number, because 196332987 - 2⁴ = 196332971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (196332907) 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 15 ways as a sum of consecutive naturals, for example, 81198 + ... + 83580.

It is an arithmetic number, because the mean of its divisors is an integer number (16950240).

Almost surely, 2^196332987 is an apocalyptic number.

196332987 is a deficient number, since it is larger than the sum of its proper divisors (74870853).

196332987 is a wasteful number, since it uses less digits than its factorization.

196332987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3362.

The product of its digits is 489888, while the sum is 48.

The square root of 196332987 is about 14011.8873461072. The cubic root of 196332987 is about 581.2073413484.

The spelling of 196332987 in words is "one hundred ninety-six million, three hundred thirty-two thousand, nine hundred eighty-seven".