4552425221 has 8 divisors (see below), whose sum is σ = 4597443840. Its totient is φ = 4507465968.

The previous prime is 4552425127. The next prime is 4552425239. The reversal of 4552425221 is 1225242554.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4552425221 - 2¹⁰ = 4552424197 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 (4552425421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148040 + ... + 176126.

It is an arithmetic number, because the mean of its divisors is an integer number (574680480).

Almost surely, 2^4552425221 is an apocalyptic number.

It is an amenable number.

4552425221 is a deficient number, since it is larger than the sum of its proper divisors (45018619).

4552425221 is a wasteful number, since it uses less digits than its factorization.

4552425221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29683.

The product of its digits is 32000, while the sum is 32.

The square root of 4552425221 is about 67471.6623553918. The cubic root of 4552425221 is about 1657.3501562491.

Adding to 4552425221 its reverse (1225242554), we get a palindrome (5777667775).

The spelling of 4552425221 in words is "four billion, five hundred fifty-two million, four hundred twenty-five thousand, two hundred twenty-one".