350217 has 32 divisors (see below), whose sum is σ = 633600. Its totient is φ = 186624.

The previous prime is 350213. The next prime is 350219. The reversal of 350217 is 712053.

It is not a de Polignac number, because 350217 - 2² = 350213 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 350217.

It is not an unprimeable number, because it can be changed into a prime (350213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3159 + ... + 3267.

It is an arithmetic number, because the mean of its divisors is an integer number (19800).

2³⁵⁰²¹⁷ is an apocalyptic number.

It is an amenable number.

350217 is a deficient number, since it is larger than the sum of its proper divisors (283383).

350217 is a wasteful number, since it uses less digits than its factorization.

350217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142 (or 136 counting only the distinct ones).

The product of its (nonzero) digits is 210, while the sum is 18.

The square root of 350217 is about 591.7913483653. The cubic root of 350217 is about 70.4875487291.

The spelling of 350217 in words is "three hundred fifty thousand, two hundred seventeen".