4424121 has 12 divisors (see below), whose sum is σ = 6882148. Its totient is φ = 2722464.

The previous prime is 4424117. The next prime is 4424137. The reversal of 4424121 is 1214244.

It can be written as a sum of positive squares in 2 ways, for example, as 176400 + 4247721 = 420^2 + 2061^2 .

It is not a de Polignac number, because 4424121 - 2² = 4424117 is a prime.

It is a nialpdrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 4424094 and 4424103.

It is not an unprimeable number, because it can be changed into a prime (4424111) 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, 18790 + ... + 19023.

Almost surely, 2^4424121 is an apocalyptic number.

It is an amenable number.

4424121 is a deficient number, since it is larger than the sum of its proper divisors (2458027).

4424121 is a wasteful number, since it uses less digits than its factorization.

4424121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37832 (or 37829 counting only the distinct ones).

The product of its digits is 256, while the sum is 18.

The square root of 4424121 is about 2103.3594557279. The cubic root of 4424121 is about 164.1631457011.

Adding to 4424121 its reverse (1214244), we get a palindrome (5638365).

The spelling of 4424121 in words is "four million, four hundred twenty-four thousand, one hundred twenty-one".