344416545 has 24 divisors (see below), whose sum is σ = 651261312. Its totient is φ = 166989600.

The previous prime is 344416529. The next prime is 344416547. The reversal of 344416545 is 545614443.

It is not a de Polignac number, because 344416545 - 2⁴ = 344416529 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (344416547) 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 23 ways as a sum of consecutive naturals, for example, 347401 + ... + 348390.

It is an arithmetic number, because the mean of its divisors is an integer number (27135888).

Almost surely, 2^344416545 is an apocalyptic number.

It is an amenable number.

344416545 is a deficient number, since it is larger than the sum of its proper divisors (306844767).

344416545 is a wasteful number, since it uses less digits than its factorization.

344416545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 695813 (or 695810 counting only the distinct ones).

The product of its digits is 115200, while the sum is 36.

The square root of 344416545 is about 18558.4628943240. The cubic root of 344416545 is about 700.9623125262.

The spelling of 344416545 in words is "three hundred forty-four million, four hundred sixteen thousand, five hundred forty-five".