426526434 has 24 divisors (see below), whose sum is σ = 933294492. Its totient is φ = 140767200.

The previous prime is 426526433. The next prime is 426526439. The reversal of 426526434 is 434625624.

426526434 is a `hidden beast` number, since 4 + 2 + 6 + 5 + 2 + 643 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 422425809 + 4100625 = 20553^2 + 2025^2 .

It is not an unprimeable number, because it can be changed into a prime (426526433) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 115489 + ... + 119124.

Almost surely, 2^426526434 is an apocalyptic number.

426526434 is an abundant number, since it is smaller than the sum of its proper divisors (506768058).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

426526434 is a wasteful number, since it uses less digits than its factorization.

426526434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234722 (or 234719 counting only the distinct ones).

The product of its digits is 138240, while the sum is 36.

The square root of 426526434 is about 20652.5164084186. The cubic root of 426526434 is about 752.7463365724.

The spelling of 426526434 in words is "four hundred twenty-six million, five hundred twenty-six thousand, four hundred thirty-four".