344989443 has 16 divisors (see below), whose sum is σ = 492961536. Its totient is φ = 214045920.

The previous prime is 344989429. The next prime is 344989451.

344989443 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 344989443 - 2¹⁰ = 344988419 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 344989392 and 344989401.

It is not an unprimeable number, because it can be changed into a prime (344989493) 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 15 ways as a sum of consecutive naturals, for example, 65013 + ... + 70118.

It is an arithmetic number, because the mean of its divisors is an integer number (30810096).

Almost surely, 2^344989443 is an apocalyptic number.

344989443 is a deficient number, since it is larger than the sum of its proper divisors (147972093).

344989443 is a wasteful number, since it uses less digits than its factorization.

344989443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135194.

The product of its digits is 1492992, while the sum is 48.

The square root of 344989443 is about 18573.8914339457. The cubic root of 344989443 is about 701.3507544263.

The spelling of 344989443 in words is "three hundred forty-four million, nine hundred eighty-nine thousand, four hundred forty-three".