32342245421 has 4 divisors (see below), whose sum is σ = 32379124572. Its totient is φ = 32305366272.

The previous prime is 32342245387. The next prime is 32342245451. The reversal of 32342245421 is 12454224323.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 12454224323 = 281 ⋅44321083.

It can be written as a sum of positive squares in 2 ways, for example, as 23719080100 + 8623165321 = 154010^2 + 92861^2 .

It is a cyclic number.

It is not a de Polignac number, because 32342245421 - 2¹⁸ = 32341983277 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 (32342245451) 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, 18438260 + ... + 18440013.

It is an arithmetic number, because the mean of its divisors is an integer number (8094781143).

Almost surely, 2^32342245421 is an apocalyptic number.

It is an amenable number.

32342245421 is a deficient number, since it is larger than the sum of its proper divisors (36879151).

32342245421 is an equidigital number, since it uses as much as digits as its factorization.

32342245421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36879150.

The product of its digits is 46080, while the sum is 32.

Adding to 32342245421 its reverse (12454224323), we get a palindrome (44796469744).

The spelling of 32342245421 in words is "thirty-two billion, three hundred forty-two million, two hundred forty-five thousand, four hundred twenty-one".