349028985 has 16 divisors (see below), whose sum is σ = 558843264. Its totient is φ = 186016512.

The previous prime is 349028983. The next prime is 349029001. The reversal of 349028985 is 589820943.

It is not a de Polignac number, because 349028985 - 2¹ = 349028983 is a prime.

It is not an unprimeable number, because it can be changed into a prime (349028983) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15804 + ... + 30786.

It is an arithmetic number, because the mean of its divisors is an integer number (34927704).

Almost surely, 2^349028985 is an apocalyptic number.

It is an amenable number.

349028985 is a deficient number, since it is larger than the sum of its proper divisors (209814279).

349028985 is a wasteful number, since it uses less digits than its factorization.

349028985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16544.

The product of its (nonzero) digits is 622080, while the sum is 48.

The square root of 349028985 is about 18682.3174419021. The cubic root of 349028985 is about 704.0775521756.

The spelling of 349028985 in words is "three hundred forty-nine million, twenty-eight thousand, nine hundred eighty-five".