426584 has 8 divisors (see below), whose sum is σ = 799860. Its totient is φ = 213288.

The previous prime is 426583. The next prime is 426611. The reversal of 426584 is 485624.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 426584.

It is not an unprimeable number, because it can be changed into a prime (426583) by changing a digit.

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 as a sum of consecutive naturals, namely, 26654 + ... + 26669.

2⁴²⁶⁵⁸⁴ is an apocalyptic number.

It is an amenable number.

426584 is a deficient number, since it is larger than the sum of its proper divisors (373276).

426584 is a wasteful number, since it uses less digits than its factorization.

426584 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53329 (or 53325 counting only the distinct ones).

The product of its digits is 7680, while the sum is 29.

The square root of 426584 is about 653.1339831918. The cubic root of 426584 is about 75.2780199770.

The spelling of 426584 in words is "four hundred twenty-six thousand, five hundred eighty-four".