426504 has 32 divisors (see below), whose sum is σ = 1149120. Its totient is φ = 131136.

The previous prime is 426487. The next prime is 426527. The reversal of 426504 is 405624.

It is a happy number.

It is an unprimeable number.

426504 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 372 + ... + 995.

It is an arithmetic number, because the mean of its divisors is an integer number (35910).

2⁴²⁶⁵⁰⁴ is an apocalyptic number.

It is an amenable number.

426504 is an abundant number, since it is smaller than the sum of its proper divisors (722616).

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

426504 is a wasteful number, since it uses less digits than its factorization.

426504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1389 (or 1385 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 426504 is about 653.0727371434. The cubic root of 426504 is about 75.2733138948.

The spelling of 426504 in words is "four hundred twenty-six thousand, five hundred four".