575464728 has 32 divisors (see below), whose sum is σ = 1462250160. Its totient is φ = 188676480.

The previous prime is 575464717. The next prime is 575464733. The reversal of 575464728 is 827464575.

It is a super-2 number, since 2×575464728² = 662319306344227968, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 195075 + ... + 198002.

Almost surely, 2^575464728 is an apocalyptic number.

It is an amenable number.

575464728 is an abundant number, since it is smaller than the sum of its proper divisors (886785432).

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

575464728 is a wasteful number, since it uses less digits than its factorization.

575464728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393147 (or 393143 counting only the distinct ones).

The product of its digits is 1881600, while the sum is 48.

The square root of 575464728 is about 23988.8459080465. The cubic root of 575464728 is about 831.7757154012.

The spelling of 575464728 in words is "five hundred seventy-five million, four hundred sixty-four thousand, seven hundred twenty-eight".