349436 has 6 divisors (see below), whose sum is σ = 611520. Its totient is φ = 174716.

The previous prime is 349423. The next prime is 349471. The reversal of 349436 is 634943.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 349399 and 349408.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 349436.

It is an unprimeable number.

349436 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43676 + ... + 43683.

It is an arithmetic number, because the mean of its divisors is an integer number (101920).

2³⁴⁹⁴³⁶ is an apocalyptic number.

It is an amenable number.

349436 is a deficient number, since it is larger than the sum of its proper divisors (262084).

349436 is a wasteful number, since it uses less digits than its factorization.

349436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87363 (or 87361 counting only the distinct ones).

The product of its digits is 7776, while the sum is 29.

The square root of 349436 is about 591.1311191267. The cubic root of 349436 is about 70.4351129076.

The spelling of 349436 in words is "three hundred forty-nine thousand, four hundred thirty-six".