32246421 has 4 divisors (see below), whose sum is σ = 42995232. Its totient is φ = 21497612.

The previous prime is 32246411. The next prime is 32246441. The reversal of 32246421 is 12464223.

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, and also an emirpimes, since its reverse is a distinct semiprime: 12464223 = 3 ⋅4154741.

It is a cyclic number.

It is not a de Polignac number, because 32246421 - 2⁹ = 32245909 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 32246391 and 32246400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32246411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5374401 + ... + 5374406.

It is an arithmetic number, because the mean of its divisors is an integer number (10748808).

Almost surely, 2^32246421 is an apocalyptic number.

It is an amenable number.

32246421 is a deficient number, since it is larger than the sum of its proper divisors (10748811).

32246421 is a wasteful number, since it uses less digits than its factorization.

32246421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10748810.

The product of its digits is 2304, while the sum is 24.

The square root of 32246421 is about 5678.5932236779. The cubic root of 32246421 is about 318.2930627737.

The spelling of 32246421 in words is "thirty-two million, two hundred forty-six thousand, four hundred twenty-one".