197965256 has 32 divisors (see below), whose sum is σ = 403334400. Its totient is φ = 90745920.

The previous prime is 197965219. The next prime is 197965259. The reversal of 197965256 is 652569791.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (197965259) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16295 + ... + 25718.

It is an arithmetic number, because the mean of its divisors is an integer number (12604200).

Almost surely, 2^197965256 is an apocalyptic number.

It is an amenable number.

197965256 is an abundant number, since it is smaller than the sum of its proper divisors (205369144).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

197965256 is a wasteful number, since it uses less digits than its factorization.

197965256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42069 (or 42065 counting only the distinct ones).

The product of its digits is 1020600, while the sum is 50.

The square root of 197965256 is about 14070.0126510249. The cubic root of 197965256 is about 582.8135746484.

It can be divided in two parts, 19796 and 5256, that added together give a palindrome (25052).

The spelling of 197965256 in words is "one hundred ninety-seven million, nine hundred sixty-five thousand, two hundred fifty-six".