349516 has 12 divisors (see below), whose sum is σ = 622440. Its totient is φ = 171680.

The previous prime is 349507. The next prime is 349519. The reversal of 349516 is 615943.

349516 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×349516² = 244322868512, which contains 22 as substring.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (349519) by changing a digit.

349516 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, 505 + ... + 976.

It is an arithmetic number, because the mean of its divisors is an integer number (51870).

2³⁴⁹⁵¹⁶ is an apocalyptic number.

It is an amenable number.

349516 is a deficient number, since it is larger than the sum of its proper divisors (272924).

349516 is a wasteful number, since it uses less digits than its factorization.

349516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1544 (or 1542 counting only the distinct ones).

The product of its digits is 3240, while the sum is 28.

The square root of 349516 is about 591.1987821368. The cubic root of 349516 is about 70.4404876439.

The spelling of 349516 in words is "three hundred forty-nine thousand, five hundred sixteen".