190297 has 2 divisors, whose sum is σ = 190298. Its totient is φ = 190296.

The previous prime is 190283. The next prime is 190301. The reversal of 190297 is 792091.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 143641 + 46656 = 379^2 + 216^2 .

It is a cyclic number.

It is not a de Polignac number, because 190297 - 2¹¹ = 188249 is a prime.

It is not a weakly prime, because it can be changed into another prime (190207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95148 + 95149.

It is an arithmetic number, because the mean of its divisors is an integer number (95149).

2¹⁹⁰²⁹⁷ is an apocalyptic number.

It is an amenable number.

190297 is a deficient number, since it is larger than the sum of its proper divisors (1).

190297 is an equidigital number, since it uses as much as digits as its factorization.

190297 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1134, while the sum is 28.

The square root of 190297 is about 436.2304436877. The cubic root of 190297 is about 57.5189099745.

The spelling of 190297 in words is "one hundred ninety thousand, two hundred ninety-seven".