196465965 has 32 divisors (see below), whose sum is σ = 321584256. Its totient is φ = 102385920.

The previous prime is 196465961. The next prime is 196465979. The reversal of 196465965 is 569564691.

It is not a de Polignac number, because 196465965 - 2² = 196465961 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196465961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 334402 + ... + 334988.

It is an arithmetic number, because the mean of its divisors is an integer number (10049508).

Almost surely, 2^196465965 is an apocalyptic number.

196465965 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

196465965 is a deficient number, since it is larger than the sum of its proper divisors (125118291).

196465965 is a wasteful number, since it uses less digits than its factorization.

196465965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1069.

The product of its digits is 1749600, while the sum is 51.

The square root of 196465965 is about 14016.6317280579. The cubic root of 196465965 is about 581.3385306243.

The spelling of 196465965 in words is "one hundred ninety-six million, four hundred sixty-five thousand, nine hundred sixty-five".