345844 has 6 divisors (see below), whose sum is σ = 605234. Its totient is φ = 172920.

The previous prime is 345823. The next prime is 345853. The reversal of 345844 is 448543.

345844 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 345744 + 100 = 588^2 + 10^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43227 + ... + 43234.

2³⁴⁵⁸⁴⁴ is an apocalyptic number.

It is an amenable number.

345844 is a deficient number, since it is larger than the sum of its proper divisors (259390).

345844 is a wasteful number, since it uses less digits than its factorization.

345844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86465 (or 86463 counting only the distinct ones).

The product of its digits is 7680, while the sum is 28.

The square root of 345844 is about 588.0850278659. The cubic root of 345844 is about 70.1929371173.

The spelling of 345844 in words is "three hundred forty-five thousand, eight hundred forty-four".