4421148 has 24 divisors (see below), whose sum is σ = 10859520. Its totient is φ = 1396080.

The previous prime is 4421147. The next prime is 4421159. The reversal of 4421148 is 8411244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4421141) 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 7 ways as a sum of consecutive naturals, for example, 9468 + ... + 9923.

It is an arithmetic number, because the mean of its divisors is an integer number (452480).

Almost surely, 2^4421148 is an apocalyptic number.

It is an amenable number.

4421148 is an abundant number, since it is smaller than the sum of its proper divisors (6438372).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4421148 is a wasteful number, since it uses less digits than its factorization.

4421148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19417 (or 19415 counting only the distinct ones).

The product of its digits is 1024, while the sum is 24.

The square root of 4421148 is about 2102.6526103948. The cubic root of 4421148 is about 164.1263650316.

The spelling of 4421148 in words is "four million, four hundred twenty-one thousand, one hundred forty-eight".