349838 has 8 divisors (see below), whose sum is σ = 527880. Its totient is φ = 173880.

The previous prime is 349837. The next prime is 349841. The reversal of 349838 is 838943.

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

It is an alternating number because its digits alternate between odd and even.

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 349798 and 349807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349831) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8 + ... + 836.

It is an arithmetic number, because the mean of its divisors is an integer number (65985).

2³⁴⁹⁸³⁸ is an apocalyptic number.

349838 is a deficient number, since it is larger than the sum of its proper divisors (178042).

349838 is a wasteful number, since it uses less digits than its factorization.

349838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1042.

The product of its digits is 20736, while the sum is 35.

The square root of 349838 is about 591.4710474740. The cubic root of 349838 is about 70.4621126675.

The spelling of 349838 in words is "three hundred forty-nine thousand, eight hundred thirty-eight".