344401130 has 32 divisors (see below), whose sum is σ = 658969344. Its totient is φ = 129147136.

The previous prime is 344401111. The next prime is 344401157. The reversal of 344401130 is 31104443.

It is a happy number.

It is a super-2 number, since 2×344401130² = 237224276690553800, which contains 22 as substring.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 40859 + ... + 48561.

It is an arithmetic number, because the mean of its divisors is an integer number (20592792).

Almost surely, 2^344401130 is an apocalyptic number.

344401130 is a deficient number, since it is larger than the sum of its proper divisors (314568214).

344401130 is a wasteful number, since it uses less digits than its factorization.

344401130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7990.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 344401130 is about 18558.0475804973. The cubic root of 344401130 is about 700.9518547482.

Adding to 344401130 its reverse (31104443), we get a palindrome (375505573).

The spelling of 344401130 in words is "three hundred forty-four million, four hundred one thousand, one hundred thirty".