196526969 has 2 divisors, whose sum is σ = 196526970. Its totient is φ = 196526968.

The previous prime is 196526951. The next prime is 196526983. The reversal of 196526969 is 969625691.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 182925625 + 13601344 = 13525^2 + 3688^2 .

It is a cyclic number.

It is not a de Polignac number, because 196526969 - 2²⁴ = 179749753 is a prime.

It is a super-2 number, since 2×196526969² = 77245699088653922, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 196526969.

It is not a weakly prime, because it can be changed into another prime (196526989) 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 as a sum of consecutive naturals, namely, 98263484 + 98263485.

It is an arithmetic number, because the mean of its divisors is an integer number (98263485).

Almost surely, 2^196526969 is an apocalyptic number.

It is an amenable number.

196526969 is a deficient number, since it is larger than the sum of its proper divisors (1).

196526969 is an equidigital number, since it uses as much as digits as its factorization.

196526969 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1574640, while the sum is 53.

The square root of 196526969 is about 14018.8076882451. The cubic root of 196526969 is about 581.3986942354.

The spelling of 196526969 in words is "one hundred ninety-six million, five hundred twenty-six thousand, nine hundred sixty-nine".