349738 has 8 divisors (see below), whose sum is σ = 547488. Its totient is φ = 167244.

The previous prime is 349729. The next prime is 349753. The reversal of 349738 is 837943.

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

It is an unprimeable number.

349738 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3756 + ... + 3847.

It is an arithmetic number, because the mean of its divisors is an integer number (68436).

2³⁴⁹⁷³⁸ is an apocalyptic number.

349738 is a deficient number, since it is larger than the sum of its proper divisors (197750).

349738 is a wasteful number, since it uses less digits than its factorization.

349738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7628.

The product of its digits is 18144, while the sum is 34.

The square root of 349738 is about 591.3865064406. The cubic root of 349738 is about 70.4553982428.

The spelling of 349738 in words is "three hundred forty-nine thousand, seven hundred thirty-eight".