426027593 has 2 divisors, whose sum is σ = 426027594. Its totient is φ = 426027592.

The previous prime is 426027587. The next prime is 426027631. The reversal of 426027593 is 395720624.

It is an a-pointer prime, because the next prime (426027631) can be obtained adding 426027593 to its sum of digits (38).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 264940729 + 161086864 = 16277^2 + 12692^2 .

It is a cyclic number.

It is not a de Polignac number, because 426027593 - 2⁶ = 426027529 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (426027523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213013796 + 213013797.

It is an arithmetic number, because the mean of its divisors is an integer number (213013797).

Almost surely, 2^426027593 is an apocalyptic number.

It is an amenable number.

426027593 is a deficient number, since it is larger than the sum of its proper divisors (1).

426027593 is an equidigital number, since it uses as much as digits as its factorization.

426027593 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 426027593 is about 20640.4358723356. The cubic root of 426027593 is about 752.4527656948.

The spelling of 426027593 in words is "four hundred twenty-six million, twenty-seven thousand, five hundred ninety-three".