340613 has 16 divisors (see below), whose sum is σ = 443520. Its totient is φ = 254016.

The previous prime is 340601. The next prime is 340619. The reversal of 340613 is 316043.

It is not a de Polignac number, because 340613 - 2¹⁰ = 339589 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 340591 and 340600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340619) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1631 + ... + 1827.

It is an arithmetic number, because the mean of its divisors is an integer number (27720).

2³⁴⁰⁶¹³ is an apocalyptic number.

It is an amenable number.

340613 is a deficient number, since it is larger than the sum of its proper divisors (102907).

340613 is a wasteful number, since it uses less digits than its factorization.

340613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 340613 is about 583.6205959354. The cubic root of 340613 is about 69.8372409049.

Adding to 340613 its reverse (316043), we get a palindrome (656656).

The spelling of 340613 in words is "three hundred forty thousand, six hundred thirteen".