196828693 has 2 divisors, whose sum is σ = 196828694. Its totient is φ = 196828692.

The previous prime is 196828691. The next prime is 196828739. The reversal of 196828693 is 396828691.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 173238244 + 23590449 = 13162^2 + 4857^2 .

It is a cyclic number.

It is not a de Polignac number, because 196828693 - 2¹ = 196828691 is a prime.

Together with 196828691, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 196828693.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (196828691) 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, 98414346 + 98414347.

It is an arithmetic number, because the mean of its divisors is an integer number (98414347).

Almost surely, 2^196828693 is an apocalyptic number.

It is an amenable number.

196828693 is a deficient number, since it is larger than the sum of its proper divisors (1).

196828693 is an equidigital number, since it uses as much as digits as its factorization.

196828693 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1119744, while the sum is 52.

The square root of 196828693 is about 14029.5649611811. The cubic root of 196828693 is about 581.6960787675.

The spelling of 196828693 in words is "one hundred ninety-six million, eight hundred twenty-eight thousand, six hundred ninety-three".