190810223 has 2 divisors, whose sum is σ = 190810224. Its totient is φ = 190810222.

The previous prime is 190810219. The next prime is 190810253. The reversal of 190810223 is 322018091.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 190810223 - 2² = 190810219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 190810192 and 190810201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (190810253) 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, 95405111 + 95405112.

It is an arithmetic number, because the mean of its divisors is an integer number (95405112).

Almost surely, 2^190810223 is an apocalyptic number.

190810223 is a deficient number, since it is larger than the sum of its proper divisors (1).

190810223 is an equidigital number, since it uses as much as digits as its factorization.

190810223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 190810223 is about 13813.4073638621. The cubic root of 190810223 is about 575.7057225176.

The spelling of 190810223 in words is "one hundred ninety million, eight hundred ten thousand, two hundred twenty-three".