349903346 has 24 divisors (see below), whose sum is σ = 576854064. Its totient is φ = 159073200.

The previous prime is 349903331. The next prime is 349903361. The reversal of 349903346 is 643309943.

It is an interprime number because it is at equal distance from previous prime (349903331) and next prime (349903361).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14921 + ... + 30371.

It is an arithmetic number, because the mean of its divisors is an integer number (24035586).

Almost surely, 2^349903346 is an apocalyptic number.

349903346 is a deficient number, since it is larger than the sum of its proper divisors (226950718).

349903346 is a wasteful number, since it uses less digits than its factorization.

349903346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15546 (or 15533 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 41.

The square root of 349903346 is about 18705.7035686980. The cubic root of 349903346 is about 704.6649958425.

The spelling of 349903346 in words is "three hundred forty-nine million, nine hundred three thousand, three hundred forty-six".