344137138 has 16 divisors (see below), whose sum is σ = 533926656. Its totient is φ = 166183920.

The previous prime is 344137121. The next prime is 344137141. The reversal of 344137138 is 831731443.

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 7 ways as a sum of consecutive naturals, for example, 27120 + ... + 37732.

It is an arithmetic number, because the mean of its divisors is an integer number (33370416).

Almost surely, 2^344137138 is an apocalyptic number.

344137138 is a deficient number, since it is larger than the sum of its proper divisors (189789518).

344137138 is a wasteful number, since it uses less digits than its factorization.

344137138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11169.

The product of its digits is 24192, while the sum is 34.

The square root of 344137138 is about 18550.9336153197. The cubic root of 344137138 is about 700.7727099790.

The spelling of 344137138 in words is "three hundred forty-four million, one hundred thirty-seven thousand, one hundred thirty-eight".