344704 has 16 divisors (see below), whose sum is σ = 686970. Its totient is φ = 172288.

The previous prime is 344693. The next prime is 344719. The reversal of 344704 is 407443.

It can be written as a sum of positive squares in only one way, i.e., 304704 + 40000 = 552^2 + 200^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.

It is a zygodrome in base 4.

It is an unprimeable number.

344704 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1219 + ... + 1474.

2³⁴⁴⁷⁰⁴ is an apocalyptic number.

It is an amenable number.

344704 is a deficient number, since it is larger than the sum of its proper divisors (342266).

344704 is an equidigital number, since it uses as much as digits as its factorization.

344704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2707 (or 2695 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 22.

The square root of 344704 is about 587.1149802211. The cubic root of 344704 is about 70.1157269373.

The spelling of 344704 in words is "three hundred forty-four thousand, seven hundred four", and thus it is an iban number.