350261 has 4 divisors (see below), whose sum is σ = 352032. Its totient is φ = 348492.

The previous prime is 350257. The next prime is 350281. The reversal of 350261 is 162053.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 350261 - 2² = 350257 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (350281) 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, 545 + ... + 998.

It is an arithmetic number, because the mean of its divisors is an integer number (88008).

2³⁵⁰²⁶¹ is an apocalyptic number.

It is an amenable number.

350261 is a deficient number, since it is larger than the sum of its proper divisors (1771).

350261 is a wasteful number, since it uses less digits than its factorization.

350261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1770.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 350261 is about 591.8285224624. The cubic root of 350261 is about 70.4905005392.

The spelling of 350261 in words is "three hundred fifty thousand, two hundred sixty-one".