352835221 has 8 divisors (see below), whose sum is σ = 373754304. Its totient is φ = 331934400.

The previous prime is 352835191. The next prime is 352835233. The reversal of 352835221 is 122538253.

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 352835221 - 2¹⁵ = 352802453 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 (352835261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73336 + ... + 77998.

It is an arithmetic number, because the mean of its divisors is an integer number (46719288).

Almost surely, 2^352835221 is an apocalyptic number.

It is an amenable number.

352835221 is a deficient number, since it is larger than the sum of its proper divisors (20919083).

352835221 is a wasteful number, since it uses less digits than its factorization.

352835221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9131.

The product of its digits is 14400, while the sum is 31.

The square root of 352835221 is about 18783.9085655781. The cubic root of 352835221 is about 706.6276769112.

It can be divided in two parts, 35283 and 5221, that added together give a palindrome (40504).

The spelling of 352835221 in words is "three hundred fifty-two million, eight hundred thirty-five thousand, two hundred twenty-one".