4433241021 has 32 divisors (see below), whose sum is σ = 6578962560. Its totient is φ = 2632531200.

The previous prime is 4433240983. The next prime is 4433241037. The reversal of 4433241021 is 1201423344.

It is not a de Polignac number, because 4433241021 - 2⁷ = 4433240893 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4433240982 and 4433241000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4433241091) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1854495 + ... + 1856883.

It is an arithmetic number, because the mean of its divisors is an integer number (205592580).

Almost surely, 2^4433241021 is an apocalyptic number.

It is an amenable number.

4433241021 is a deficient number, since it is larger than the sum of its proper divisors (2145721539).

4433241021 is a wasteful number, since it uses less digits than its factorization.

4433241021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3517.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 4433241021 is about 66582.5879716311. The cubic root of 4433241021 is about 1642.7587195345.

Adding to 4433241021 its reverse (1201423344), we get a palindrome (5634664365).

The spelling of 4433241021 in words is "four billion, four hundred thirty-three million, two hundred forty-one thousand, twenty-one".