426905841 has 16 divisors (see below), whose sum is σ = 585197568. Its totient is φ = 276690000.

The previous prime is 426905833. The next prime is 426905861. The reversal of 426905841 is 148509624.

It is not a de Polignac number, because 426905841 - 2³ = 426905833 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 426905841.

It is not an unprimeable number, because it can be changed into a prime (426905821) 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 in 15 ways as a sum of consecutive naturals, for example, 11266 + ... + 31316.

It is an arithmetic number, because the mean of its divisors is an integer number (36574848).

Almost surely, 2^426905841 is an apocalyptic number.

It is an amenable number.

426905841 is a deficient number, since it is larger than the sum of its proper divisors (158291727).

426905841 is a wasteful number, since it uses less digits than its factorization.

426905841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20252.

The product of its (nonzero) digits is 69120, while the sum is 39.

The square root of 426905841 is about 20661.6998574657. The cubic root of 426905841 is about 752.9694666187.

The spelling of 426905841 in words is "four hundred twenty-six million, nine hundred five thousand, eight hundred forty-one".