426293089 has 2 divisors, whose sum is σ = 426293090. Its totient is φ = 426293088.

The previous prime is 426293057. The next prime is 426293107. The reversal of 426293089 is 980392624.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 240870400 + 185422689 = 15520^2 + 13617^2 .

It is a cyclic number.

It is not a de Polignac number, because 426293089 - 2⁵ = 426293057 is a prime.

It is not a weakly prime, because it can be changed into another prime (426293039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213146544 + 213146545.

It is an arithmetic number, because the mean of its divisors is an integer number (213146545).

Almost surely, 2^426293089 is an apocalyptic number.

It is an amenable number.

426293089 is a deficient number, since it is larger than the sum of its proper divisors (1).

426293089 is an equidigital number, since it uses as much as digits as its factorization.

426293089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 186624, while the sum is 43.

The square root of 426293089 is about 20646.8663239727. The cubic root of 426293089 is about 752.6090401696.

The spelling of 426293089 in words is "four hundred twenty-six million, two hundred ninety-three thousand, eighty-nine".