350865 has 32 divisors (see below), whose sum is σ = 656640. Its totient is φ = 177408.

The previous prime is 350851. The next prime is 350869. The reversal of 350865 is 568053.

It is not a de Polignac number, because 350865 - 2⁷ = 350737 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (350869) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3049 + ... + 3161.

It is an arithmetic number, because the mean of its divisors is an integer number (20520).

2³⁵⁰⁸⁶⁵ is an apocalyptic number.

It is an amenable number.

350865 is a deficient number, since it is larger than the sum of its proper divisors (305775).

350865 is a wasteful number, since it uses less digits than its factorization.

350865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150 (or 144 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 350865 is about 592.3385856079. The cubic root of 350865 is about 70.5309958770.

The spelling of 350865 in words is "three hundred fifty thousand, eight hundred sixty-five".