426567593 has 2 divisors, whose sum is σ = 426567594. Its totient is φ = 426567592.

The previous prime is 426567539. The next prime is 426567677. The reversal of 426567593 is 395765624.

Together with previous prime (426567539) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 259951129 + 166616464 = 16123^2 + 12908^2 .

It is a cyclic number.

It is not a de Polignac number, because 426567593 - 2²⁸ = 158132137 is a prime.

It is a super-2 number, since 2×426567593² = 363919822795627298, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (426560593) 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, 213283796 + 213283797.

It is an arithmetic number, because the mean of its divisors is an integer number (213283797).

Almost surely, 2^426567593 is an apocalyptic number.

It is an amenable number.

426567593 is a deficient number, since it is larger than the sum of its proper divisors (1).

426567593 is an equidigital number, since it uses as much as digits as its factorization.

426567593 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1360800, while the sum is 47.

The square root of 426567593 is about 20653.5128489078. The cubic root of 426567593 is about 752.7705486629.

The spelling of 426567593 in words is "four hundred twenty-six million, five hundred sixty-seven thousand, five hundred ninety-three".