344535349 has 2 divisors, whose sum is σ = 344535350. Its totient is φ = 344535348.

The previous prime is 344535329. The next prime is 344535419. The reversal of 344535349 is 943535443.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 330585124 + 13950225 = 18182^2 + 3735^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-344535349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (344535329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172267674 + 172267675.

It is an arithmetic number, because the mean of its divisors is an integer number (172267675).

Almost surely, 2^344535349 is an apocalyptic number.

It is an amenable number.

344535349 is a deficient number, since it is larger than the sum of its proper divisors (1).

344535349 is an equidigital number, since it uses as much as digits as its factorization.

344535349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 388800, while the sum is 40.

The square root of 344535349 is about 18561.6634222259. The cubic root of 344535349 is about 701.0429005567.

The spelling of 344535349 in words is "three hundred forty-four million, five hundred thirty-five thousand, three hundred forty-nine".