32238421 has 8 divisors (see below), whose sum is σ = 34001600. Its totient is φ = 30481920.

The previous prime is 32238413. The next prime is 32238449. The reversal of 32238421 is 12483223.

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 32238421 - 2³ = 32238413 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 (32238461) 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, 10645 + ... + 13333.

It is an arithmetic number, because the mean of its divisors is an integer number (4250200).

Almost surely, 2^32238421 is an apocalyptic number.

It is an amenable number.

32238421 is a deficient number, since it is larger than the sum of its proper divisors (1763179).

32238421 is a wasteful number, since it uses less digits than its factorization.

32238421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3339.

The product of its digits is 2304, while the sum is 25.

The square root of 32238421 is about 5677.8887801717. Note that the first 3 decimals coincide. The cubic root of 32238421 is about 318.2667388694.

The spelling of 32238421 in words is "thirty-two million, two hundred thirty-eight thousand, four hundred twenty-one".