349318 has 4 divisors (see below), whose sum is σ = 523980. Its totient is φ = 174658.

The previous prime is 349313. The next prime is 349331. The reversal of 349318 is 813943.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 87328 + ... + 87331.

It is an arithmetic number, because the mean of its divisors is an integer number (130995).

2³⁴⁹³¹⁸ is an apocalyptic number.

349318 is a deficient number, since it is larger than the sum of its proper divisors (174662).

349318 is a wasteful number, since it uses less digits than its factorization.

349318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174661.

The product of its digits is 2592, while the sum is 28.

The square root of 349318 is about 591.0313020475. The cubic root of 349318 is about 70.4271836740.

The spelling of 349318 in words is "three hundred forty-nine thousand, three hundred eighteen".