349310046 has 48 divisors (see below), whose sum is σ = 747133200. Its totient is φ = 108743040.

The previous prime is 349310023. The next prime is 349310047. The reversal of 349310046 is 640013943.

It is a junction number, because it is equal to n+sod(n) for n = 349309995 and 349310022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349310047) 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 23 ways as a sum of consecutive naturals, for example, 166170 + ... + 168258.

It is an arithmetic number, because the mean of its divisors is an integer number (15565275).

Almost surely, 2^349310046 is an apocalyptic number.

349310046 is an abundant number, since it is smaller than the sum of its proper divisors (397823154).

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

349310046 is a wasteful number, since it uses less digits than its factorization.

349310046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2185 (or 2154 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 349310046 is about 18689.8380410318. The cubic root of 349310046 is about 704.2664912566.

Adding to 349310046 its reverse (640013943), we get a palindrome (989323989).

The spelling of 349310046 in words is "three hundred forty-nine million, three hundred ten thousand, forty-six".