4411421 has 12 divisors (see below), whose sum is σ = 5168988. Its totient is φ = 3753792.

The previous prime is 4411417. The next prime is 4411427. The reversal of 4411421 is 1241144.

It can be written as a sum of positive squares in 2 ways, for example, as 4120900 + 290521 = 2030^2 + 539^2 .

It is not a de Polignac number, because 4411421 - 2² = 4411417 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4411421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4411427) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9425 + ... + 9881.

It is an arithmetic number, because the mean of its divisors is an integer number (430749).

Almost surely, 2^4411421 is an apocalyptic number.

It is an amenable number.

4411421 is a deficient number, since it is larger than the sum of its proper divisors (757567).

4411421 is a wasteful number, since it uses less digits than its factorization.

4411421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668 (or 661 counting only the distinct ones).

The product of its digits is 128, while the sum is 17.

The square root of 4411421 is about 2100.3383060831. The cubic root of 4411421 is about 164.0059114466.

Adding to 4411421 its reverse (1241144), we get a palindrome (5652565).

The spelling of 4411421 in words is "four million, four hundred eleven thousand, four hundred twenty-one".