426424 has 16 divisors (see below), whose sum is σ = 807120. Its totient is φ = 211200.

The previous prime is 426421. The next prime is 426427. The reversal of 426424 is 424624.

It is an interprime number because it is at equal distance from previous prime (426421) and next prime (426427).

It is a junction number, because it is equal to n+sod(n) for n = 426395 and 426404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1032 + ... + 1384.

It is an arithmetic number, because the mean of its divisors is an integer number (50445).

2⁴²⁶⁴²⁴ is an apocalyptic number.

It is an amenable number.

426424 is a deficient number, since it is larger than the sum of its proper divisors (380696).

426424 is a wasteful number, since it uses less digits than its factorization.

426424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510 (or 506 counting only the distinct ones).

The product of its digits is 1536, while the sum is 22.

The square root of 426424 is about 653.0114853508. The cubic root of 426424 is about 75.2686072241.

The spelling of 426424 in words is "four hundred twenty-six thousand, four hundred twenty-four".