426764133 has 12 divisors (see below), whose sum is σ = 639268448. Its totient is φ = 284509260.

The previous prime is 426764131. The next prime is 426764137. The reversal of 426764133 is 331467624.

It is a happy number.

426764133 is a `hidden beast` number, since 4 + 2 + 6 + 7 + 641 + 3 + 3 = 666.

It is not a de Polignac number, because 426764133 - 2¹ = 426764131 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426764131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 877873 + ... + 878358.

Almost surely, 2^426764133 is an apocalyptic number.

It is an amenable number.

426764133 is a deficient number, since it is larger than the sum of its proper divisors (212504315).

426764133 is an equidigital number, since it uses as much as digits as its factorization.

426764133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1756246 (or 1756234 counting only the distinct ones).

The product of its digits is 72576, while the sum is 36.

The square root of 426764133 is about 20658.2703293378. The cubic root of 426764133 is about 752.8861433224.

The spelling of 426764133 in words is "four hundred twenty-six million, seven hundred sixty-four thousand, one hundred thirty-three".