427104 has 36 divisors (see below), whose sum is σ = 1215396. Its totient is φ = 142272.

The previous prime is 427103. The next prime is 427117. The reversal of 427104 is 401724.

Added to its reverse (401724) it gives a triangular number (828828 = T₁₂₈₇).

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 454 + ... + 1029.

It is an arithmetic number, because the mean of its divisors is an integer number (33761).

2⁴²⁷¹⁰⁴ is an apocalyptic number.

It is an amenable number.

427104 is an abundant number, since it is smaller than the sum of its proper divisors (788292).

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

427104 is a wasteful number, since it uses less digits than its factorization.

427104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1499 (or 1488 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 18.

The square root of 427104 is about 653.5319426011. The cubic root of 427104 is about 75.3085951787.

Adding to 427104 its reverse (401724), we get a palindrome (828828).

The spelling of 427104 in words is "four hundred twenty-seven thousand, one hundred four", and thus it is an iban number.