32252022421 has 4 divisors (see below), whose sum is σ = 32938235712. Its totient is φ = 31565809132.

The previous prime is 32252022403. The next prime is 32252022431. The reversal of 32252022421 is 12422025223.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 32252022421 - 2¹³ = 32252014229 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 (32252022431) 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 3 ways as a sum of consecutive naturals, for example, 343106575 + ... + 343106668.

It is an arithmetic number, because the mean of its divisors is an integer number (8234558928).

Almost surely, 2^32252022421 is an apocalyptic number.

It is an amenable number.

32252022421 is a deficient number, since it is larger than the sum of its proper divisors (686213291).

32252022421 is an equidigital number, since it uses as much as digits as its factorization.

32252022421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 686213290.

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 32252022421 its reverse (12422025223), we get a palindrome (44674047644).

The spelling of 32252022421 in words is "thirty-two billion, two hundred fifty-two million, twenty-two thousand, four hundred twenty-one".