344240331 has 8 divisors (see below), whose sum is σ = 460375104. Its totient is φ = 228799560.

The previous prime is 344240329. The next prime is 344240339. The reversal of 344240331 is 133042443.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 344240331 - 2¹ = 344240329 is a prime.

It is a super-2 number, since 2×344240331² = 237002810973979122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (344240339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172341 + ... + 174326.

It is an arithmetic number, because the mean of its divisors is an integer number (57546888).

Almost surely, 2^344240331 is an apocalyptic number.

344240331 is a deficient number, since it is larger than the sum of its proper divisors (116134773).

344240331 is a wasteful number, since it uses less digits than its factorization.

344240331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347001.

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 344240331 is about 18553.7147493433. The cubic root of 344240331 is about 700.8427475729.

Adding to 344240331 its reverse (133042443), we get a palindrome (477282774).

The spelling of 344240331 in words is "three hundred forty-four million, two hundred forty thousand, three hundred thirty-one".