344307613 has 16 divisors (see below), whose sum is σ = 398151936. Its totient is φ = 294900480.

The previous prime is 344307589. The next prime is 344307619. The reversal of 344307613 is 316703443.

It is a cyclic number.

It is not a de Polignac number, because 344307613 - 2¹³ = 344299421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344307619) 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, 4720 + ... + 26662.

It is an arithmetic number, because the mean of its divisors is an integer number (24884496).

Almost surely, 2^344307613 is an apocalyptic number.

It is an amenable number.

344307613 is a deficient number, since it is larger than the sum of its proper divisors (53844323).

344307613 is a wasteful number, since it uses less digits than its factorization.

344307613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22044.

The product of its (nonzero) digits is 18144, while the sum is 31.

The square root of 344307613 is about 18555.5278286553. The cubic root of 344307613 is about 700.8884046577. Note that the first 3 decimals are identical.

The spelling of 344307613 in words is "three hundred forty-four million, three hundred seven thousand, six hundred thirteen".