344460645 has 12 divisors (see below), whose sum is σ = 597065196. Its totient is φ = 183712320.

The previous prime is 344460643. The next prime is 344460661. The reversal of 344460645 is 546064443.

344460645 is a `hidden beast` number, since 3 + 4 + 4 + 4 + 6 + 0 + 645 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 110187009 + 234273636 = 10497^2 + 15306^2 .

It is not a de Polignac number, because 344460645 - 2¹ = 344460643 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344460643) 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 11 ways as a sum of consecutive naturals, for example, 3827296 + ... + 3827385.

It is an arithmetic number, because the mean of its divisors is an integer number (49755433).

Almost surely, 2^344460645 is an apocalyptic number.

It is an amenable number.

344460645 is a deficient number, since it is larger than the sum of its proper divisors (252604551).

344460645 is a wasteful number, since it uses less digits than its factorization.

344460645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7654692 (or 7654689 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

The square root of 344460645 is about 18559.6509934858. The cubic root of 344460645 is about 700.9922289352.

The spelling of 344460645 in words is "three hundred forty-four million, four hundred sixty thousand, six hundred forty-five".