426436 has 24 divisors (see below), whose sum is σ = 815360. Its totient is φ = 194400.

The previous prime is 426427. The next prime is 426469. The reversal of 426436 is 634624.

It is a nialpdrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 426436.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2266 + ... + 2446.

2⁴²⁶⁴³⁶ is an apocalyptic number.

It is an amenable number.

426436 is a deficient number, since it is larger than the sum of its proper divisors (388924).

426436 is a wasteful number, since it uses less digits than its factorization.

426436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235 (or 233 counting only the distinct ones).

The product of its digits is 3456, while the sum is 25.

The square root of 426436 is about 653.0206734859. The cubic root of 426436 is about 75.2693132622.

The spelling of 426436 in words is "four hundred twenty-six thousand, four hundred thirty-six".