353222343 has 16 divisors (see below), whose sum is σ = 534428160. Its totient is φ = 230470488.

The previous prime is 353222281. The next prime is 353222357. The reversal of 353222343 is 343222353.

It is not a de Polignac number, because 353222343 - 2⁹ = 353221831 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (353222143) 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 15 ways as a sum of consecutive naturals, for example, 137905 + ... + 140442.

It is an arithmetic number, because the mean of its divisors is an integer number (33401760).

Almost surely, 2^353222343 is an apocalyptic number.

353222343 is a deficient number, since it is larger than the sum of its proper divisors (181205817).

353222343 is a wasteful number, since it uses less digits than its factorization.

353222343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278403 (or 278397 counting only the distinct ones).

The product of its digits is 12960, while the sum is 27.

The square root of 353222343 is about 18794.2103585120. The cubic root of 353222343 is about 706.8860138720.

Adding to 353222343 its reverse (343222353), we get a palindrome (696444696).

The spelling of 353222343 in words is "three hundred fifty-three million, two hundred twenty-two thousand, three hundred forty-three".