344424433 has 4 divisors (see below), whose sum is σ = 344916468. Its totient is φ = 343932400.

The previous prime is 344424397. The next prime is 344424449. The reversal of 344424433 is 334424443.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 334424443 = 641 ⋅521723.

It can be written as a sum of positive squares in 2 ways, for example, as 169312144 + 175112289 = 13012^2 + 13233^2 .

It is a cyclic number.

It is not a de Polignac number, because 344424433 - 2⁹ = 344423921 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 344424395 and 344424404.

It is not an unprimeable number, because it can be changed into a prime (344424463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 244966 + ... + 246367.

It is an arithmetic number, because the mean of its divisors is an integer number (86229117).

Almost surely, 2^344424433 is an apocalyptic number.

It is an amenable number.

344424433 is a deficient number, since it is larger than the sum of its proper divisors (492035).

344424433 is an equidigital number, since it uses as much as digits as its factorization.

344424433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492034.

The product of its digits is 55296, while the sum is 31.

The square root of 344424433 is about 18558.6754107075. The cubic root of 344424433 is about 700.9676637485.

Adding to 344424433 its reverse (334424443), we get a palindrome (678848876).

The spelling of 344424433 in words is "three hundred forty-four million, four hundred twenty-four thousand, four hundred thirty-three".