344348831 has 2 divisors, whose sum is σ = 344348832. Its totient is φ = 344348830.

The previous prime is 344348819. The next prime is 344348869. The reversal of 344348831 is 138843443.

It is an a-pointer prime, because the next prime (344348869) can be obtained adding 344348831 to its sum of digits (38).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 344348831 - 2²² = 340154527 is a prime.

It is a super-2 number, since 2×344348831² = 237152234822133122, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (344348881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172174415 + 172174416.

It is an arithmetic number, because the mean of its divisors is an integer number (172174416).

Almost surely, 2^344348831 is an apocalyptic number.

344348831 is a deficient number, since it is larger than the sum of its proper divisors (1).

344348831 is an equidigital number, since it uses as much as digits as its factorization.

344348831 is an evil number, because the sum of its binary digits is even.

The product of its digits is 110592, while the sum is 38.

The square root of 344348831 is about 18556.6384617473. The cubic root of 344348831 is about 700.9163719603.

The spelling of 344348831 in words is "three hundred forty-four million, three hundred forty-eight thousand, eight hundred thirty-one".