340944 has 20 divisors (see below), whose sum is σ = 880896. Its totient is φ = 113632.

The previous prime is 340939. The next prime is 340957. The reversal of 340944 is 449043.

It is a super-2 number, since 2×340944² = 232485622272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a d-powerful number, because it can be written as 3⁹ + 4 + 9⁵ + 0 + 4³ + 4⁹ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3504 + ... + 3599.

2³⁴⁰⁹⁴⁴ is an apocalyptic number.

It is an amenable number.

340944 is an abundant number, since it is smaller than the sum of its proper divisors (539952).

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

340944 is a wasteful number, since it uses less digits than its factorization.

340944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7114 (or 7108 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 340944 is about 583.9041017153. The cubic root of 340944 is about 69.8598556640.

Adding to 340944 its reverse (449043), we get a palindrome (789987).

The spelling of 340944 in words is "three hundred forty thousand, nine hundred forty-four".