426749811 has 16 divisors (see below), whose sum is σ = 577631616. Its totient is φ = 280215936.

The previous prime is 426749809. The next prime is 426749833. The reversal of 426749811 is 118947624.

It is not a de Polignac number, because 426749811 - 2¹ = 426749809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (426749881) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51396 + ... + 59118.

It is an arithmetic number, because the mean of its divisors is an integer number (36101976).

Almost surely, 2^426749811 is an apocalyptic number.

426749811 is a deficient number, since it is larger than the sum of its proper divisors (150881805).

426749811 is a wasteful number, since it uses less digits than its factorization.

426749811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8002.

The product of its digits is 96768, while the sum is 42.

The square root of 426749811 is about 20657.9236855982. The cubic root of 426749811 is about 752.8777210620.

The spelling of 426749811 in words is "four hundred twenty-six million, seven hundred forty-nine thousand, eight hundred eleven".