349418 has 16 divisors (see below), whose sum is σ = 570240. Its totient is φ = 159936.

The previous prime is 349411. The next prime is 349423. The reversal of 349418 is 814943.

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

It is not an unprimeable number, because it can be changed into a prime (349411) by changing a digit.

349418 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, 1343 + ... + 1581.

It is an arithmetic number, because the mean of its divisors is an integer number (35640).

2³⁴⁹⁴¹⁸ is an apocalyptic number.

349418 is a deficient number, since it is larger than the sum of its proper divisors (220822).

349418 is a wasteful number, since it uses less digits than its factorization.

349418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301.

The product of its digits is 3456, while the sum is 29.

The square root of 349418 is about 591.1158938821. The cubic root of 349418 is about 70.4339034789.

It can be divided in two parts, 349 and 418, that added together give a palindrome (767).

The spelling of 349418 in words is "three hundred forty-nine thousand, four hundred eighteen".