4421393 has 4 divisors (see below), whose sum is σ = 4477440. Its totient is φ = 4365348.

The previous prime is 4421371. The next prime is 4421407. The reversal of 4421393 is 3931244.

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 4421393 - 2²² = 227089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4421323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27905 + ... + 28062.

It is an arithmetic number, because the mean of its divisors is an integer number (1119360).

Almost surely, 2^4421393 is an apocalyptic number.

It is an amenable number.

4421393 is a deficient number, since it is larger than the sum of its proper divisors (56047).

4421393 is an equidigital number, since it uses as much as digits as its factorization.

4421393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56046.

The product of its digits is 2592, while the sum is 26.

The square root of 4421393 is about 2102.7108693304. The cubic root of 4421393 is about 164.1293966888.

The spelling of 4421393 in words is "four million, four hundred twenty-one thousand, three hundred ninety-three".