32242442215 has 4 divisors (see below), whose sum is σ = 38690930664. Its totient is φ = 25793953768.

The previous prime is 32242442207. The next prime is 32242442257. The reversal of 32242442215 is 51224424223.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 51224424223 = 7 ⋅7317774889.

It is a cyclic number.

It is not a de Polignac number, because 32242442215 - 2³ = 32242442207 is a prime.

It is a super-3 number, since 3×32242442215³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3224244217 + ... + 3224244226.

It is an arithmetic number, because the mean of its divisors is an integer number (9672732666).

Almost surely, 2^32242442215 is an apocalyptic number.

32242442215 is a deficient number, since it is larger than the sum of its proper divisors (6448488449).

32242442215 is an equidigital number, since it uses as much as digits as its factorization.

32242442215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6448488448.

The product of its digits is 30720, while the sum is 31.

Adding to 32242442215 its reverse (51224424223), we get a palindrome (83466866438).

The spelling of 32242442215 in words is "thirty-two billion, two hundred forty-two million, four hundred forty-two thousand, two hundred fifteen".