426204 has 18 divisors (see below), whose sum is σ = 1077440. Its totient is φ = 142056.

The previous prime is 426197. The next prime is 426211. The reversal of 426204 is 402624.

Added to its reverse (402624) it gives a triangular number (828828 = T₁₂₈₇).

426204 is a `hidden beast` number, since 42 + 620 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (426197) and next prime (426211).

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a d-powerful number, because it can be written as 4 + 2¹⁵ + 2¹⁷ + 6³ + 0 + 4⁹ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5884 + ... + 5955.

2⁴²⁶²⁰⁴ is an apocalyptic number.

It is an amenable number.

426204 is an abundant number, since it is smaller than the sum of its proper divisors (651236).

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

426204 is a wasteful number, since it uses less digits than its factorization.

426204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11849 (or 11844 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 426204 is about 652.8430132888. The cubic root of 426204 is about 75.2556608435.

Adding to 426204 its reverse (402624), we get a palindrome (828828).

It can be divided in two parts, 42620 and 4, that added together give a palindrome (42624).

The spelling of 426204 in words is "four hundred twenty-six thousand, two hundred four".