344774197 has 2 divisors, whose sum is σ = 344774198. Its totient is φ = 344774196.

The previous prime is 344774191. The next prime is 344774273. The reversal of 344774197 is 791477443.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 344696356 + 77841 = 18566^2 + 279^2 .

It is an emirp because it is prime and its reverse (791477443) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 344774197 - 2¹¹ = 344772149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (344774191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172387098 + 172387099.

It is an arithmetic number, because the mean of its divisors is an integer number (172387099).

Almost surely, 2^344774197 is an apocalyptic number.

It is an amenable number.

344774197 is a deficient number, since it is larger than the sum of its proper divisors (1).

344774197 is an equidigital number, since it uses as much as digits as its factorization.

344774197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 592704, while the sum is 46.

The square root of 344774197 is about 18568.0962136671. The cubic root of 344774197 is about 701.2048616995.

The spelling of 344774197 in words is "three hundred forty-four million, seven hundred seventy-four thousand, one hundred ninety-seven".