32304413221 has 8 divisors (see below), whose sum is σ = 32473609344. Its totient is φ = 32135270160.

The previous prime is 32304413209. The next prime is 32304413237. The reversal of 32304413221 is 12231440323.

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 32304413221 - 2¹⁵ = 32304380453 is a prime.

It is a super-2 number, since 2×32304413221² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32304413291) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1982176 + ... + 1998406.

It is an arithmetic number, because the mean of its divisors is an integer number (4059201168).

Almost surely, 2^32304413221 is an apocalyptic number.

It is an amenable number.

32304413221 is a deficient number, since it is larger than the sum of its proper divisors (169196123).

32304413221 is a wasteful number, since it uses less digits than its factorization.

32304413221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26531.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 32304413221 its reverse (12231440323), we get a palindrome (44535853544).

The spelling of 32304413221 in words is "thirty-two billion, three hundred four million, four hundred thirteen thousand, two hundred twenty-one".