344245563 has 24 divisors (see below), whose sum is σ = 527527728. Its totient is φ = 215572992.

The previous prime is 344245549. The next prime is 344245567. The reversal of 344245563 is 365542443.

It is not a de Polignac number, because 344245563 - 2¹² = 344241467 is a prime.

It is not an unprimeable number, because it can be changed into a prime (344245567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 87895 + ... + 91727.

It is an arithmetic number, because the mean of its divisors is an integer number (21980322).

Almost surely, 2^344245563 is an apocalyptic number.

344245563 is a deficient number, since it is larger than the sum of its proper divisors (183282165).

344245563 is a wasteful number, since it uses less digits than its factorization.

344245563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4443 (or 4440 counting only the distinct ones).

The product of its digits is 172800, while the sum is 36.

The square root of 344245563 is about 18553.8557448310. The cubic root of 344245563 is about 700.8462981841.

The spelling of 344245563 in words is "three hundred forty-four million, two hundred forty-five thousand, five hundred sixty-three".