344653 has 2 divisors, whose sum is σ = 344654. Its totient is φ = 344652.

The previous prime is 344639. The next prime is 344671. The reversal of 344653 is 356443.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 338724 + 5929 = 582^2 + 77^2 .

It is an emirp because it is prime and its reverse (356443) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 344653 - 2⁵ = 344621 is a prime.

It is a d-powerful number, because it can be written as 3⁷ + 4 + 6 + 4⁹ + 5⁷ + 3⁷ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (344683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172326 + 172327.

It is an arithmetic number, because the mean of its divisors is an integer number (172327).

2³⁴⁴⁶⁵³ is an apocalyptic number.

It is an amenable number.

344653 is a deficient number, since it is larger than the sum of its proper divisors (1).

344653 is an equidigital number, since it uses as much as digits as its factorization.

344653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 25.

The square root of 344653 is about 587.0715458954. The cubic root of 344653 is about 70.1122688221.

The spelling of 344653 in words is "three hundred forty-four thousand, six hundred fifty-three".