348331138 has 8 divisors (see below), whose sum is σ = 523091088. Its totient is φ = 173967444.

The previous prime is 348331111. The next prime is 348331153. The reversal of 348331138 is 831133843.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96856 + ... + 100387.

It is an arithmetic number, because the mean of its divisors is an integer number (65386386).

Almost surely, 2^348331138 is an apocalyptic number.

348331138 is a deficient number, since it is larger than the sum of its proper divisors (174759950).

348331138 is a wasteful number, since it uses less digits than its factorization.

348331138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198128.

The product of its digits is 20736, while the sum is 34.

The square root of 348331138 is about 18663.6314258507. The cubic root of 348331138 is about 703.6079959183.

The spelling of 348331138 in words is "three hundred forty-eight million, three hundred thirty-one thousand, one hundred thirty-eight".