340713 has 8 divisors (see below), whose sum is σ = 504800. Its totient is φ = 227124.

The previous prime is 340709. The next prime is 340723. The reversal of 340713 is 317043.

It is not a de Polignac number, because 340713 - 2² = 340709 is a prime.

It is a Duffinian number.

It is a Curzon number.

340713 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (340723) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6283 + ... + 6336.

It is an arithmetic number, because the mean of its divisors is an integer number (63100).

2³⁴⁰⁷¹³ is an apocalyptic number.

It is an amenable number.

340713 is a deficient number, since it is larger than the sum of its proper divisors (164087).

340713 is a wasteful number, since it uses less digits than its factorization.

340713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12628 (or 12622 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 18.

The square root of 340713 is about 583.7062617447. The cubic root of 340713 is about 69.8440747023.

Adding to 340713 its reverse (317043), we get a palindrome (657756).

The spelling of 340713 in words is "three hundred forty thousand, seven hundred thirteen".