552906648 has 192 divisors, whose sum is σ = 1819883520. Its totient is φ = 153964800.

The previous prime is 552906647. The next prime is 552906659. The reversal of 552906648 is 846609255.

552906648 is a `hidden beast` number, since 552 + 90 + 6 + 6 + 4 + 8 = 666.

552906648 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×552906648² = 611411522805191808, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (552906643) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 557433 + ... + 558423.

It is an arithmetic number, because the mean of its divisors is an integer number (9478560).

Almost surely, 2^552906648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 552906648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (909941760).

552906648 is an abundant number, since it is smaller than the sum of its proper divisors (1266976872).

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

552906648 is a wasteful number, since it uses less digits than its factorization.

552906648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1060 (or 1044 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 45.

The square root of 552906648 is about 23513.9670834166. The cubic root of 552906648 is about 820.7620558021.

The spelling of 552906648 in words is "five hundred fifty-two million, nine hundred six thousand, six hundred forty-eight".