350881 has 2 divisors, whose sum is σ = 350882. Its totient is φ = 350880.

The previous prime is 350869. The next prime is 350887. The reversal of 350881 is 188053.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 349281 + 1600 = 591^2 + 40^2 .

It is a cyclic number.

It is not a de Polignac number, because 350881 - 2¹¹ = 348833 is a prime.

It is a super-2 number, since 2×350881² = 246234952322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (350887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175440 + 175441.

It is an arithmetic number, because the mean of its divisors is an integer number (175441).

2³⁵⁰⁸⁸¹ is an apocalyptic number.

It is an amenable number.

350881 is a deficient number, since it is larger than the sum of its proper divisors (1).

350881 is an equidigital number, since it uses as much as digits as its factorization.

350881 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 25.

The square root of 350881 is about 592.3520912430. The cubic root of 350881 is about 70.5320679691.

The spelling of 350881 in words is "three hundred fifty thousand, eight hundred eighty-one".