344946613 has 16 divisors (see below), whose sum is σ = 385471872. Its totient is φ = 306040000.

The previous prime is 344946607. The next prime is 344946661. The reversal of 344946613 is 316649443.

It is a cyclic number.

It is not a de Polignac number, because 344946613 - 2¹³ = 344938421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344946673) 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, 76695 + ... + 81067.

It is an arithmetic number, because the mean of its divisors is an integer number (24091992).

Almost surely, 2^344946613 is an apocalyptic number.

It is an amenable number.

344946613 is a deficient number, since it is larger than the sum of its proper divisors (40525259).

344946613 is a wasteful number, since it uses less digits than its factorization.

344946613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4556.

The product of its digits is 186624, while the sum is 40.

The square root of 344946613 is about 18572.7384356750. The cubic root of 344946613 is about 701.3217292908.

The spelling of 344946613 in words is "three hundred forty-four million, nine hundred forty-six thousand, six hundred thirteen".