196363439 has 4 divisors (see below), whose sum is σ = 196469280. Its totient is φ = 196257600.

The previous prime is 196363421. The next prime is 196363441. The reversal of 196363439 is 934363691.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 196363439 - 2²⁴ = 179586223 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 196363439.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196363469) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50087 + ... + 53864.

It is an arithmetic number, because the mean of its divisors is an integer number (49117320).

Almost surely, 2^196363439 is an apocalyptic number.

196363439 is a deficient number, since it is larger than the sum of its proper divisors (105841).

196363439 is a wasteful number, since it uses less digits than its factorization.

196363439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105840.

The product of its digits is 314928, while the sum is 44.

The square root of 196363439 is about 14012.9739527339. The cubic root of 196363439 is about 581.2373889583.

The spelling of 196363439 in words is "one hundred ninety-six million, three hundred sixty-three thousand, four hundred thirty-nine".