104427 has 12 divisors (see below), whose sum is σ = 155064. Its totient is φ = 67680.

The previous prime is 104417. The next prime is 104459. The reversal of 104427 is 724401.

Added to its reverse (724401) it gives a triangular number (828828 = T₁₂₈₇).

It is a happy number.

It is not a de Polignac number, because 104427 - 2¹⁶ = 38891 is a prime.

104427 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (104417) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 228 + ... + 510.

It is an arithmetic number, because the mean of its divisors is an integer number (12922).

2¹⁰⁴⁴²⁷ is an apocalyptic number.

104427 is a deficient number, since it is larger than the sum of its proper divisors (50637).

104427 is a wasteful number, since it uses less digits than its factorization.

104427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330 (or 327 counting only the distinct ones).

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

The square root of 104427 is about 323.1516671781. The cubic root of 104427 is about 47.0909661228.

Adding to 104427 its reverse (724401), we get a palindrome (828828).

The spelling of 104427 in words is "one hundred four thousand, four hundred twenty-seven", and thus it is an iban number.