344381823 has 12 divisors (see below), whose sum is σ = 497661840. Its totient is φ = 229485696.

The previous prime is 344381819. The next prime is 344381827. The reversal of 344381823 is 328183443.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (344381819) and next prime (344381827).

It is not a de Polignac number, because 344381823 - 2² = 344381819 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344381827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16783 + ... + 31151.

It is an arithmetic number, because the mean of its divisors is an integer number (41471820).

Almost surely, 2^344381823 is an apocalyptic number.

344381823 is a deficient number, since it is larger than the sum of its proper divisors (153280017).

344381823 is a wasteful number, since it uses less digits than its factorization.

344381823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17038 (or 17035 counting only the distinct ones).

The product of its digits is 55296, while the sum is 36.

The square root of 344381823 is about 18557.5273945642. The cubic root of 344381823 is about 700.9387561362.

The spelling of 344381823 in words is "three hundred forty-four million, three hundred eighty-one thousand, eight hundred twenty-three".