350993 has 4 divisors (see below), whose sum is σ = 352308. Its totient is φ = 349680.

The previous prime is 350989. The next prime is 351011. The reversal of 350993 is 399053.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 399053 = 41 ⋅9733.

It can be written as a sum of positive squares in 2 ways, for example, as 204304 + 146689 = 452^2 + 383^2 .

It is a cyclic number.

It is not a de Polignac number, because 350993 - 2² = 350989 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (350963) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98 + ... + 843.

It is an arithmetic number, because the mean of its divisors is an integer number (88077).

2³⁵⁰⁹⁹³ is an apocalyptic number.

It is an amenable number.

350993 is a deficient number, since it is larger than the sum of its proper divisors (1315).

350993 is an equidigital number, since it uses as much as digits as its factorization.

350993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1314.

The product of its (nonzero) digits is 3645, while the sum is 29.

The square root of 350993 is about 592.4466220682. The cubic root of 350993 is about 70.5395717014.

The spelling of 350993 in words is "three hundred fifty thousand, nine hundred ninety-three".