350355221 has 8 divisors (see below), whose sum is σ = 355555200. Its totient is φ = 345190032.

The previous prime is 350355217. The next prime is 350355223. The reversal of 350355221 is 122553053.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 350355221 - 2² = 350355217 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (350355223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11951 + ... + 29043.

It is an arithmetic number, because the mean of its divisors is an integer number (44444400).

Almost surely, 2^350355221 is an apocalyptic number.

It is an amenable number.

350355221 is a deficient number, since it is larger than the sum of its proper divisors (5199979).

350355221 is a wasteful number, since it uses less digits than its factorization.

350355221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17395.

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 350355221 is about 18717.7782068279. The cubic root of 350355221 is about 704.9682067382.

The spelling of 350355221 in words is "three hundred fifty million, three hundred fifty-five thousand, two hundred twenty-one".