344421123 has 32 divisors (see below), whose sum is σ = 486964224. Its totient is φ = 216260352.

The previous prime is 344421089. The next prime is 344421137. The reversal of 344421123 is 321124443.

It is not a de Polignac number, because 344421123 - 2⁹ = 344420611 is a prime.

It is a super-2 number, since 2×344421123² = 237251819937162258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 344421093 and 344421102.

It is not an unprimeable number, because it can be changed into a prime (344421163) 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 31 ways as a sum of consecutive naturals, for example, 557911 + ... + 558527.

It is an arithmetic number, because the mean of its divisors is an integer number (15217632).

Almost surely, 2^344421123 is an apocalyptic number.

344421123 is a deficient number, since it is larger than the sum of its proper divisors (142543101).

344421123 is a wasteful number, since it uses less digits than its factorization.

344421123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 811.

The product of its digits is 2304, while the sum is 24.

The square root of 344421123 is about 18558.5862338703. The cubic root of 344421123 is about 700.9654182532.

Adding to 344421123 its reverse (321124443), we get a palindrome (665545566).

The spelling of 344421123 in words is "three hundred forty-four million, four hundred twenty-one thousand, one hundred twenty-three".