426193 has 2 divisors, whose sum is σ = 426194. Its totient is φ = 426192.

The previous prime is 426163. The next prime is 426197. The reversal of 426193 is 391624.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 425104 + 1089 = 652^2 + 33^2 .

It is a cyclic number.

It is not a de Polignac number, because 426193 - 2⁵ = 426161 is a prime.

It is not a weakly prime, because it can be changed into another prime (426197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213096 + 213097.

It is an arithmetic number, because the mean of its divisors is an integer number (213097).

2⁴²⁶¹⁹³ is an apocalyptic number.

It is an amenable number.

426193 is a deficient number, since it is larger than the sum of its proper divisors (1).

426193 is an equidigital number, since it uses as much as digits as its factorization.

426193 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1296, while the sum is 25.

The square root of 426193 is about 652.8345885444. The cubic root of 426193 is about 75.2550134076.

The spelling of 426193 in words is "four hundred twenty-six thousand, one hundred ninety-three".