418134 has 16 divisors (see below), whose sum is σ = 842688. Its totient is φ = 138312.

The previous prime is 418129. The next prime is 418157. The reversal of 418134 is 431814.

It is a self number, because there is not a number n which added to its sum of digits gives 418134.

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 418134.

It is an unprimeable number.

418134 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1209 + ... + 1515.

It is an arithmetic number, because the mean of its divisors is an integer number (52668).

2⁴¹⁸¹³⁴ is an apocalyptic number.

418134 is an abundant number, since it is smaller than the sum of its proper divisors (424554).

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

418134 is a wasteful number, since it uses less digits than its factorization.

418134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539.

The product of its digits is 384, while the sum is 21.

The square root of 418134 is about 646.6328169835. The cubic root of 418134 is about 74.7776525842. Note that the first 3 decimals are identical.

Adding to 418134 its sum of digits (21), we get a triangular number (418155 = T₉₁₄).

Adding to 418134 its reverse (431814), we get a palindrome (849948).

The spelling of 418134 in words is "four hundred eighteen thousand, one hundred thirty-four".