350986 has 4 divisors (see below), whose sum is σ = 526482. Its totient is φ = 175492.

The previous prime is 350983. The next prime is 350989. The reversal of 350986 is 689053.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 689053 = 53 ⋅13001.

It is an interprime number because it is at equal distance from previous prime (350983) and next prime (350989).

It can be written as a sum of positive squares in only one way, i.e., 323761 + 27225 = 569^2 + 165^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (350981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 87745 + ... + 87748.

2³⁵⁰⁹⁸⁶ is an apocalyptic number.

350986 is a deficient number, since it is larger than the sum of its proper divisors (175496).

350986 is a wasteful number, since it uses less digits than its factorization.

350986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175495.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 350986 is about 592.4407143335. The cubic root of 350986 is about 70.5391027649.

The spelling of 350986 in words is "three hundred fifty thousand, nine hundred eighty-six".