4552221252 has 24 divisors (see below), whose sum is σ = 10731355936. Its totient is φ = 1501763328.

The previous prime is 4552221241. The next prime is 4552221253. The reversal of 4552221252 is 2521222554.

It is not an unprimeable number, because it can be changed into a prime (4552221253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1954258 + ... + 1956585.

Almost surely, 2^4552221252 is an apocalyptic number.

It is an amenable number.

4552221252 is an abundant number, since it is smaller than the sum of its proper divisors (6179134684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4552221252 is a wasteful number, since it uses less digits than its factorization.

4552221252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3910947 (or 3910945 counting only the distinct ones).

The product of its digits is 16000, while the sum is 30.

The square root of 4552221252 is about 67470.1508224192. The cubic root of 4552221252 is about 1657.3254036476.

The spelling of 4552221252 in words is "four billion, five hundred fifty-two million, two hundred twenty-one thousand, two hundred fifty-two".