818344 has 8 divisors (see below), whose sum is σ = 1534410. Its totient is φ = 409168.

The previous prime is 818341. The next prime is 818347. The reversal of 818344 is 443818.

818344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (818341) and next prime (818347).

It can be written as a sum of positive squares in only one way, i.e., 792100 + 26244 = 890^2 + 162^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (818341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51139 + ... + 51154.

2⁸¹⁸³⁴⁴ is an apocalyptic number.

It is an amenable number.

818344 is a deficient number, since it is larger than the sum of its proper divisors (716066).

818344 is a wasteful number, since it uses less digits than its factorization.

818344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102299 (or 102295 counting only the distinct ones).

The product of its digits is 3072, while the sum is 28.

The square root of 818344 is about 904.6236786642. The cubic root of 818344 is about 93.5359656503.

The spelling of 818344 in words is "eight hundred eighteen thousand, three hundred forty-four".