196952893 has 2 divisors, whose sum is σ = 196952894. Its totient is φ = 196952892.

The previous prime is 196952881. The next prime is 196952911. The reversal of 196952893 is 398259691.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 108930969 + 88021924 = 10437^2 + 9382^2 .

It is a cyclic number.

It is not a de Polignac number, because 196952893 - 2²¹ = 194855741 is a prime.

It is a super-2 number, since 2×196952893² = 77580884122138898, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 196952893.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (196952593) 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, 98476446 + 98476447.

It is an arithmetic number, because the mean of its divisors is an integer number (98476447).

Almost surely, 2^196952893 is an apocalyptic number.

It is an amenable number.

196952893 is a deficient number, since it is larger than the sum of its proper divisors (1).

196952893 is an equidigital number, since it uses as much as digits as its factorization.

196952893 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1049760, while the sum is 52.

The square root of 196952893 is about 14033.9906298957. The cubic root of 196952893 is about 581.8184041954.

The spelling of 196952893 in words is "one hundred ninety-six million, nine hundred fifty-two thousand, eight hundred ninety-three".