426026089 has 2 divisors, whose sum is σ = 426026090. Its totient is φ = 426026088.

The previous prime is 426026021. The next prime is 426026099. The reversal of 426026089 is 980620624.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 361304064 + 64722025 = 19008^2 + 8045^2 .

It is a cyclic number.

It is not a de Polignac number, because 426026089 - 2⁹ = 426025577 is a prime.

It is not a weakly prime, because it can be changed into another prime (426026099) 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, 213013044 + 213013045.

It is an arithmetic number, because the mean of its divisors is an integer number (213013045).

Almost surely, 2^426026089 is an apocalyptic number.

It is an amenable number.

426026089 is a deficient number, since it is larger than the sum of its proper divisors (1).

426026089 is an equidigital number, since it uses as much as digits as its factorization.

426026089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 426026089 is about 20640.3994389644. The cubic root of 426026089 is about 752.4518802355.

The spelling of 426026089 in words is "four hundred twenty-six million, twenty-six thousand, eighty-nine".