349498356 has 12 divisors (see below), whose sum is σ = 815496192. Its totient is φ = 116499448.

The previous prime is 349498351. The next prime is 349498381. The reversal of 349498356 is 653894943.

349498356 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 349498299 and 349498308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349498351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14562420 + ... + 14562443.

It is an arithmetic number, because the mean of its divisors is an integer number (67958016).

Almost surely, 2^349498356 is an apocalyptic number.

It is an amenable number.

349498356 is an abundant number, since it is smaller than the sum of its proper divisors (465997836).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

349498356 is a wasteful number, since it uses less digits than its factorization.

349498356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29124870 (or 29124868 counting only the distinct ones).

The product of its digits is 2799360, while the sum is 51.

The square root of 349498356 is about 18694.8751266223. The cubic root of 349498356 is about 704.3930231635.

The spelling of 349498356 in words is "three hundred forty-nine million, four hundred ninety-eight thousand, three hundred fifty-six".