571552 has 24 divisors (see below), whose sum is σ = 1149876. Its totient is φ = 279552.

The previous prime is 571541. The next prime is 571579. The reversal of 571552 is 255175.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 571536 + 16 = 756^2 + 4^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1528 + ... + 1864.

2⁵⁷¹⁵⁵² 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 571552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (574938).

571552 is an abundant number, since it is smaller than the sum of its proper divisors (578324).

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

571552 is a wasteful number, since it uses less digits than its factorization.

571552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400 (or 392 counting only the distinct ones).

The product of its digits is 1750, while the sum is 25.

The square root of 571552 is about 756.0105819365. The cubic root of 571552 is about 82.9886276575.

The spelling of 571552 in words is "five hundred seventy-one thousand, five hundred fifty-two".