196211465 has 4 divisors (see below), whose sum is σ = 235453764. Its totient is φ = 156969168.

The previous prime is 196211453. The next prime is 196211471. The reversal of 196211465 is 564112691.

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 116359369 + 79852096 = 10787^2 + 8936^2 .

It is a cyclic number.

It is not a de Polignac number, because 196211465 - 2⁸ = 196211209 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19621142 + ... + 19621151.

It is an arithmetic number, because the mean of its divisors is an integer number (58863441).

Almost surely, 2^196211465 is an apocalyptic number.

It is an amenable number.

196211465 is a deficient number, since it is larger than the sum of its proper divisors (39242299).

196211465 is an equidigital number, since it uses as much as digits as its factorization.

196211465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39242298.

The product of its digits is 12960, while the sum is 35.

The square root of 196211465 is about 14007.5502854710. The cubic root of 196211465 is about 581.0874021627.

The spelling of 196211465 in words is "one hundred ninety-six million, two hundred eleven thousand, four hundred sixty-five".