434203426 has 12 divisors (see below), whose sum is σ = 691871778. Its totient is φ = 204330752.

The previous prime is 434203423. The next prime is 434203481. The reversal of 434203426 is 624302434.

It can be written as a sum of positive squares in 3 ways, for example, as 397005625 + 37197801 = 19925^2 + 6099^2 .

It is a junction number, because it is equal to n+sod(n) for n = 434203394 and 434203403.

It is not an unprimeable number, because it can be changed into a prime (434203423) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 375031 + ... + 376186.

Almost surely, 2^434203426 is an apocalyptic number.

434203426 is a deficient number, since it is larger than the sum of its proper divisors (257668352).

434203426 is a wasteful number, since it uses less digits than its factorization.

434203426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 751253 (or 751236 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

The square root of 434203426 is about 20837.5484642508. The cubic root of 434203426 is about 757.2357022525.

The spelling of 434203426 in words is "four hundred thirty-four million, two hundred three thousand, four hundred twenty-six".