349165142 has 16 divisors (see below), whose sum is σ = 555303600. Its totient is φ = 164091648.

The previous prime is 349165129. The next prime is 349165163. The reversal of 349165142 is 241561943.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 20234 + ... + 33282.

It is an arithmetic number, because the mean of its divisors is an integer number (34706475).

Almost surely, 2^349165142 is an apocalyptic number.

349165142 is a deficient number, since it is larger than the sum of its proper divisors (206138458).

349165142 is a wasteful number, since it uses less digits than its factorization.

349165142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13855.

The product of its digits is 25920, while the sum is 35.

The square root of 349165142 is about 18685.9610938266. The cubic root of 349165142 is about 704.1690943573.

The spelling of 349165142 in words is "three hundred forty-nine million, one hundred sixty-five thousand, one hundred forty-two".