6033440221 has 4 divisors (see below), whose sum is σ = 6068315772. Its totient is φ = 5998564672.

The previous prime is 6033440183. The next prime is 6033440251. The reversal of 6033440221 is 1220443306.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5496591321 + 536848900 = 74139^2 + 23170^2 .

It is a cyclic number.

It is not a de Polignac number, because 6033440221 - 2¹³ = 6033432029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6033440251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17437516 + ... + 17437861.

It is an arithmetic number, because the mean of its divisors is an integer number (1517078943).

Almost surely, 2^6033440221 is an apocalyptic number.

It is an amenable number.

6033440221 is a deficient number, since it is larger than the sum of its proper divisors (34875551).

6033440221 is a wasteful number, since it uses less digits than its factorization.

6033440221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34875550.

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 6033440221 is about 77675.2226968163. Note that the first 3 decimals coincide. The cubic root of 6033440221 is about 1820.4901691654.

Adding to 6033440221 its reverse (1220443306), we get a palindrome (7253883527).

The spelling of 6033440221 in words is "six billion, thirty-three million, four hundred forty thousand, two hundred twenty-one".