352534424221 has 8 divisors (see below), whose sum is σ = 402972416640. Its totient is φ = 302115414768.

The previous prime is 352534424219. The next prime is 352534424227. The reversal of 352534424221 is 122424435253.

It is a happy number.

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 352534424221 - 2¹ = 352534424219 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 (352534424227) 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, 4705921 + ... + 4780246.

It is an arithmetic number, because the mean of its divisors is an integer number (50371552080).

Almost surely, 2^352534424221 is an apocalyptic number.

It is an amenable number.

352534424221 is a deficient number, since it is larger than the sum of its proper divisors (50437992419).

352534424221 is an equidigital number, since it uses as much as digits as its factorization.

352534424221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9491483.

The product of its digits is 230400, while the sum is 37.

Adding to 352534424221 its reverse (122424435253), we get a palindrome (474958859474).

The spelling of 352534424221 in words is "three hundred fifty-two billion, five hundred thirty-four million, four hundred twenty-four thousand, two hundred twenty-one".