196088819 has 2 divisors, whose sum is σ = 196088820. Its totient is φ = 196088818.

The previous prime is 196088779. The next prime is 196088821. The reversal of 196088819 is 918880691.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 196088819 - 2²⁰ = 195040243 is a prime.

It is a super-2 number, since 2×196088819² = 76901649873629522, which contains 22 as substring.

Together with 196088821, it forms a pair of twin primes.

It is a Chen prime.

It is a plaindrome in base 15.

It is not a weakly prime, because it can be changed into another prime (196088899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98044409 + 98044410.

It is an arithmetic number, because the mean of its divisors is an integer number (98044410).

Almost surely, 2^196088819 is an apocalyptic number.

196088819 is a deficient number, since it is larger than the sum of its proper divisors (1).

196088819 is an equidigital number, since it uses as much as digits as its factorization.

196088819 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 248832, while the sum is 50.

The square root of 196088819 is about 14003.1717478577. The cubic root of 196088819 is about 580.9663033950.

The spelling of 196088819 in words is "one hundred ninety-six million, eighty-eight thousand, eight hundred nineteen".