349385804 has 24 divisors (see below), whose sum is σ = 618211440. Its totient is φ = 172765376.

The previous prime is 349385767. The next prime is 349385807. The reversal of 349385804 is 408583943.

It is not an unprimeable number, because it can be changed into a prime (349385807) 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 7 ways as a sum of consecutive naturals, for example, 139814 + ... + 142290.

It is an arithmetic number, because the mean of its divisors is an integer number (25758810).

Almost surely, 2^349385804 is an apocalyptic number.

It is an amenable number.

349385804 is a deficient number, since it is larger than the sum of its proper divisors (268825636).

349385804 is a wasteful number, since it uses less digits than its factorization.

349385804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2857 (or 2855 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 44.

The square root of 349385804 is about 18691.8646474877. The cubic root of 349385804 is about 704.3174011048.

The spelling of 349385804 in words is "three hundred forty-nine million, three hundred eighty-five thousand, eight hundred four".