9052440221 has 16 divisors (see below), whose sum is σ = 9988809408. Its totient is φ = 8135232000.

The previous prime is 9052440193. The next prime is 9052440223. The reversal of 9052440221 is 1220442509.

It is a cyclic number.

It is not a de Polignac number, because 9052440221 - 2¹⁴ = 9052423837 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 (9052440223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 741650 + ... + 753756.

It is an arithmetic number, because the mean of its divisors is an integer number (624300588).

Almost surely, 2^9052440221 is an apocalyptic number.

It is an amenable number.

9052440221 is a deficient number, since it is larger than the sum of its proper divisors (936369187).

9052440221 is a wasteful number, since it uses less digits than its factorization.

9052440221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12892.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 9052440221 is about 95144.3126045903. The cubic root of 9052440221 is about 2084.1160037898.

The spelling of 9052440221 in words is "nine billion, fifty-two million, four hundred forty thousand, two hundred twenty-one".