818334 has 24 divisors (see below), whose sum is σ = 1934712. Its totient is φ = 247920.

The previous prime is 818327. The next prime is 818339. The reversal of 818334 is 433818.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 818298 and 818307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (818339) by changing a digit.

818334 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 11 ways as a sum of consecutive naturals, for example, 1869 + ... + 2264.

It is an arithmetic number, because the mean of its divisors is an integer number (80613).

2⁸¹⁸³³⁴ is an apocalyptic number.

818334 is an abundant number, since it is smaller than the sum of its proper divisors (1116378).

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

818334 is a wasteful number, since it uses less digits than its factorization.

818334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4152 (or 4149 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 818334 is about 904.6181514871. The cubic root of 818334 is about 93.5355846518.

The spelling of 818334 in words is "eight hundred eighteen thousand, three hundred thirty-four".