349615850 has 12 divisors (see below), whose sum is σ = 650285574. Its totient is φ = 139846320.

The previous prime is 349615831. The next prime is 349615859. The reversal of 349615850 is 58516943.

It can be written as a sum of positive squares in 3 ways, for example, as 249355681 + 100260169 = 15791^2 + 10013^2 .

It is a junction number, because it is equal to n+sod(n) for n = 349615798 and 349615807.

It is not an unprimeable number, because it can be changed into a prime (349615859) 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 5 ways as a sum of consecutive naturals, for example, 3496109 + ... + 3496208.

Almost surely, 2^349615850 is an apocalyptic number.

349615850 is a deficient number, since it is larger than the sum of its proper divisors (300669724).

349615850 is a wasteful number, since it uses less digits than its factorization.

349615850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6992329 (or 6992324 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 41.

The square root of 349615850 is about 18698.0172745668. The cubic root of 349615850 is about 704.4719483619.

The spelling of 349615850 in words is "three hundred forty-nine million, six hundred fifteen thousand, eight hundred fifty".