4433121 has 24 divisors (see below), whose sum is σ = 7984704. Its totient is φ = 2302560.

The previous prime is 4433119. The next prime is 4433129. The reversal of 4433121 is 1213344.

It is not a de Polignac number, because 4433121 - 2¹ = 4433119 is a prime.

4433121 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 4433094 and 4433103.

It is not an unprimeable number, because it can be changed into a prime (4433129) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2506 + ... + 3891.

It is an arithmetic number, because the mean of its divisors is an integer number (332696).

Almost surely, 2^4433121 is an apocalyptic number.

It is an amenable number.

4433121 is a deficient number, since it is larger than the sum of its proper divisors (3551583).

4433121 is a wasteful number, since it uses less digits than its factorization.

4433121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6421 (or 6418 counting only the distinct ones).

The product of its digits is 288, while the sum is 18.

The square root of 4433121 is about 2105.4978033710. The cubic root of 4433121 is about 164.2743894615.

Adding to 4433121 its reverse (1213344), we get a palindrome (5646465).

It can be divided in two parts, 4433 and 121, that added together give a palindrome (4554).

The spelling of 4433121 in words is "four million, four hundred thirty-three thousand, one hundred twenty-one".