349785536 has 28 divisors (see below), whose sum is σ = 694700160. Its totient is φ = 174743040.

The previous prime is 349785503. The next prime is 349785551. The reversal of 349785536 is 635587943.

It is a congruent number.

It is an unprimeable number.

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, 142076 + ... + 144516.

It is an arithmetic number, because the mean of its divisors is an integer number (24810720).

Almost surely, 2^349785536 is an apocalyptic number.

It is an amenable number.

349785536 is a deficient number, since it is larger than the sum of its proper divisors (344914624).

349785536 is a wasteful number, since it uses less digits than its factorization.

349785536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4692 (or 4682 counting only the distinct ones).

The product of its digits is 2721600, while the sum is 50.

The square root of 349785536 is about 18702.5542640571. The cubic root of 349785536 is about 704.5859017127.

The spelling of 349785536 in words is "three hundred forty-nine million, seven hundred eighty-five thousand, five hundred thirty-six".