426800833 has 2 divisors, whose sum is σ = 426800834. Its totient is φ = 426800832.

The previous prime is 426800831. The next prime is 426800849. The reversal of 426800833 is 338008624.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 320875569 + 105925264 = 17913^2 + 10292^2 .

It is a cyclic number.

It is not a de Polignac number, because 426800833 - 2¹ = 426800831 is a prime.

Together with 426800831, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (426800831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213400416 + 213400417.

It is an arithmetic number, because the mean of its divisors is an integer number (213400417).

Almost surely, 2^426800833 is an apocalyptic number.

It is an amenable number.

426800833 is a deficient number, since it is larger than the sum of its proper divisors (1).

426800833 is an equidigital number, since it uses as much as digits as its factorization.

426800833 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 34.

The square root of 426800833 is about 20659.1585743466. The cubic root of 426800833 is about 752.9077244311.

The spelling of 426800833 in words is "four hundred twenty-six million, eight hundred thousand, eight hundred thirty-three".