344431099 has 4 divisors (see below), whose sum is σ = 345133080. Its totient is φ = 343729120.

The previous prime is 344431051. The next prime is 344431133. The reversal of 344431099 is 990134443.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 344431099 - 2⁹ = 344430587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (344431499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 350254 + ... + 351235.

It is an arithmetic number, because the mean of its divisors is an integer number (86283270).

Almost surely, 2^344431099 is an apocalyptic number.

344431099 is a deficient number, since it is larger than the sum of its proper divisors (701981).

344431099 is an equidigital number, since it uses as much as digits as its factorization.

344431099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 701980.

The product of its (nonzero) digits is 46656, while the sum is 37.

The square root of 344431099 is about 18558.8550023971. The cubic root of 344431099 is about 700.9721859019.

It can be divided in two parts, 3444 and 31099, that added together give a palindrome (34543).

The spelling of 344431099 in words is "three hundred forty-four million, four hundred thirty-one thousand, ninety-nine".