575539056 has 90 divisors (see below), whose sum is σ = 1664744640. Its totient is φ = 185613120.

The previous prime is 575539037. The next prime is 575539057. The reversal of 575539056 is 650935575.

575539056 is a `hidden beast` number, since 5 + 7 + 553 + 90 + 5 + 6 = 666.

It is a super-2 number, since 2×575539056² = 662490409962742272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (575539057) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 136305 + ... + 140463.

Almost surely, 2^575539056 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 575539056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (832372320).

575539056 is an abundant number, since it is smaller than the sum of its proper divisors (1089205584).

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

575539056 is a wasteful number, since it uses less digits than its factorization.

575539056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4235 (or 4195 counting only the distinct ones).

The product of its (nonzero) digits is 708750, while the sum is 45.

The square root of 575539056 is about 23990.3950780307. The cubic root of 575539056 is about 831.8115250467.

The spelling of 575539056 in words is "five hundred seventy-five million, five hundred thirty-nine thousand, fifty-six".