552217128 has 16 divisors (see below), whose sum is σ = 1380542880. Its totient is φ = 184072368.

The previous prime is 552217091. The next prime is 552217139. The reversal of 552217128 is 821712255.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11504500 + ... + 11504547.

It is an arithmetic number, because the mean of its divisors is an integer number (86283930).

Almost surely, 2^552217128 is an apocalyptic number.

It is an amenable number.

552217128 is an abundant number, since it is smaller than the sum of its proper divisors (828325752).

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

552217128 is a wasteful number, since it uses less digits than its factorization.

552217128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23009056 (or 23009052 counting only the distinct ones).

The product of its digits is 11200, while the sum is 33.

The square root of 552217128 is about 23499.3005853366. The cubic root of 552217128 is about 820.4207279774.

The spelling of 552217128 in words is "five hundred fifty-two million, two hundred seventeen thousand, one hundred twenty-eight".