352221105 has 16 divisors (see below), whose sum is σ = 570689280. Its totient is φ = 185472768.

The previous prime is 352221097. The next prime is 352221143. The reversal of 352221105 is 501122253.

It is not a de Polignac number, because 352221105 - 2³ = 352221097 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 147432 + ... + 149801.

It is an arithmetic number, because the mean of its divisors is an integer number (35668080).

Almost surely, 2^352221105 is an apocalyptic number.

It is an amenable number.

352221105 is a deficient number, since it is larger than the sum of its proper divisors (218468175).

352221105 is a wasteful number, since it uses less digits than its factorization.

352221105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297320.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 352221105 is about 18767.5545823104. The cubic root of 352221105 is about 706.2174728017.

Adding to 352221105 its reverse (501122253), we get a palindrome (853343358).

The spelling of 352221105 in words is "three hundred fifty-two million, two hundred twenty-one thousand, one hundred five".