349703404 has 12 divisors (see below), whose sum is σ = 612161928. Its totient is φ = 174800000.

The previous prime is 349703377. The next prime is 349703407. The reversal of 349703404 is 404307943.

It is a self number, because there is not a number n which added to its sum of digits gives 349703404.

It is not an unprimeable number, because it can be changed into a prime (349703407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5079 + ... + 26929.

It is an arithmetic number, because the mean of its divisors is an integer number (51013494).

Almost surely, 2^349703404 is an apocalyptic number.

It is an amenable number.

349703404 is a deficient number, since it is larger than the sum of its proper divisors (262458524).

349703404 is a wasteful number, since it uses less digits than its factorization.

349703404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25856 (or 25854 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 34.

The square root of 349703404 is about 18700.3583922876. The cubic root of 349703404 is about 704.5307502239.

The spelling of 349703404 in words is "three hundred forty-nine million, seven hundred three thousand, four hundred four".