344040261 has 8 divisors (see below), whose sum is σ = 460640640. Its totient is φ = 228400032.

The previous prime is 344040259. The next prime is 344040283. The reversal of 344040261 is 162040443.

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

It is not a de Polignac number, because 344040261 - 2¹ = 344040259 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344040241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239200 + ... + 240633.

It is an arithmetic number, because the mean of its divisors is an integer number (57580080).

Almost surely, 2^344040261 is an apocalyptic number.

It is an amenable number.

344040261 is a deficient number, since it is larger than the sum of its proper divisors (116600379).

344040261 is a wasteful number, since it uses less digits than its factorization.

344040261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480075.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 344040261 is about 18548.3223230566. The cubic root of 344040261 is about 700.7069463423.

The spelling of 344040261 in words is "three hundred forty-four million, forty thousand, two hundred sixty-one".