426806041 has 2 divisors, whose sum is σ = 426806042. Its totient is φ = 426806040.

The previous prime is 426805999. The next prime is 426806057. The reversal of 426806041 is 140608624.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 244015641 + 182790400 = 15621^2 + 13520^2 .

It is a cyclic number.

It is not a de Polignac number, because 426806041 - 2¹⁵ = 426773273 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 426805994 and 426806012.

It is not a weakly prime, because it can be changed into another prime (426806141) 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, 213403020 + 213403021.

It is an arithmetic number, because the mean of its divisors is an integer number (213403021).

Almost surely, 2^426806041 is an apocalyptic number.

It is an amenable number.

426806041 is a deficient number, since it is larger than the sum of its proper divisors (1).

426806041 is an equidigital number, since it uses as much as digits as its factorization.

426806041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 426806041 is about 20659.2846197539. The cubic root of 426806041 is about 752.9107868490.

The spelling of 426806041 in words is "four hundred twenty-six million, eight hundred six thousand, forty-one".