571055040 has 336 divisors, whose sum is σ = 2114019648. Its totient is φ = 141115392.

The previous prime is 571055039. The next prime is 571055053. The reversal of 571055040 is 40550175.

571055040 is a `hidden beast` number, since 5 + 71 + 0 + 550 + 40 = 666.

It is a super-2 number, since 2×571055040² = 652207717418803200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 571054995 and 571055013.

It is a congruent number.

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 47 ways as a sum of consecutive naturals, for example, 2450764 + ... + 2450996.

Almost surely, 2^571055040 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 571055040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1057009824).

571055040 is an abundant number, since it is smaller than the sum of its proper divisors (1542964608).

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

571055040 is a wasteful number, since it uses less digits than its factorization.

571055040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316 (or 303 counting only the distinct ones).

The product of its (nonzero) digits is 3500, while the sum is 27.

The square root of 571055040 is about 23896.7579391013. The cubic root of 571055040 is about 829.6456802844.

The spelling of 571055040 in words is "five hundred seventy-one million, fifty-five thousand, forty".