196263965 has 4 divisors (see below), whose sum is σ = 235516764. Its totient is φ = 157011168.

The previous prime is 196263959. The next prime is 196264027. The reversal of 196263965 is 569362691.

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

It can be written as a sum of positive squares in 2 ways, for example, as 102677689 + 93586276 = 10133^2 + 9674^2 .

It is a cyclic number.

It is not a de Polignac number, because 196263965 - 2²⁰ = 195215389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 19626392 + ... + 19626401.

It is an arithmetic number, because the mean of its divisors is an integer number (58879191).

Almost surely, 2^196263965 is an apocalyptic number.

It is an amenable number.

196263965 is a deficient number, since it is larger than the sum of its proper divisors (39252799).

196263965 is an equidigital number, since it uses as much as digits as its factorization.

196263965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39252798.

The product of its digits is 524880, while the sum is 47.

The square root of 196263965 is about 14009.4241494788. The cubic root of 196263965 is about 581.1392244285.

The spelling of 196263965 in words is "one hundred ninety-six million, two hundred sixty-three thousand, nine hundred sixty-five".