571052840 has 16 divisors (see below), whose sum is σ = 1284868980. Its totient is φ = 228421120.

The previous prime is 571052827. The next prime is 571052851. The reversal of 571052840 is 48250175.

It can be written as a sum of positive squares in 2 ways, for example, as 514291684 + 56761156 = 22678^2 + 7534^2 .

It is a super-2 number, since 2×571052840² = 652202692144131200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 571052797 and 571052806.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7138121 + ... + 7138200.

Almost surely, 2^571052840 is an apocalyptic number.

It is an amenable number.

571052840 is an abundant number, since it is smaller than the sum of its proper divisors (713816140).

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

571052840 is a wasteful number, since it uses less digits than its factorization.

571052840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14276332 (or 14276328 counting only the distinct ones).

The product of its (nonzero) digits is 11200, while the sum is 32.

The square root of 571052840 is about 23896.7119077081. The cubic root of 571052840 is about 829.6446148746.

The spelling of 571052840 in words is "five hundred seventy-one million, fifty-two thousand, eight hundred forty".