426819745 has 16 divisors (see below), whose sum is σ = 567910080. Its totient is φ = 305323200.

The previous prime is 426819719. The next prime is 426819793. The reversal of 426819745 is 547918624.

It is not a de Polignac number, because 426819745 - 2¹⁵ = 426786977 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 426819695 and 426819704.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60255 + ... + 66964.

It is an arithmetic number, because the mean of its divisors is an integer number (35494380).

Almost surely, 2^426819745 is an apocalyptic number.

It is an amenable number.

426819745 is a deficient number, since it is larger than the sum of its proper divisors (141090335).

426819745 is a wasteful number, since it uses less digits than its factorization.

426819745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127296.

The product of its digits is 483840, while the sum is 46.

The square root of 426819745 is about 20659.6162839487. The cubic root of 426819745 is about 752.9188449816.

The spelling of 426819745 in words is "four hundred twenty-six million, eight hundred nineteen thousand, seven hundred forty-five".