349270 has 16 divisors (see below), whose sum is σ = 641520. Its totient is φ = 136864.

The previous prime is 349241. The next prime is 349291. The reversal of 349270 is 72943.

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

It is a congruent number.

It is an unprimeable number.

349270 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 7 ways as a sum of consecutive naturals, for example, 201 + ... + 859.

It is an arithmetic number, because the mean of its divisors is an integer number (40095).

2³⁴⁹²⁷⁰ is an apocalyptic number.

349270 is a deficient number, since it is larger than the sum of its proper divisors (292250).

349270 is a wasteful number, since it uses less digits than its factorization.

349270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 719.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 349270 is about 590.9906936662. The cubic root of 349270 is about 70.4239577121.

The spelling of 349270 in words is "three hundred forty-nine thousand, two hundred seventy".