539552172 has 12 divisors (see below), whose sum is σ = 1258955096. Its totient is φ = 179850720.

The previous prime is 539552159. The next prime is 539552173. The reversal of 539552172 is 271255935.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×539552172² = 582233092619835168, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 539552172.

It is not an unprimeable number, because it can be changed into a prime (539552173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22481329 + ... + 22481352.

Almost surely, 2^539552172 is an apocalyptic number.

It is an amenable number.

539552172 is an abundant number, since it is smaller than the sum of its proper divisors (719402924).

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

539552172 is a wasteful number, since it uses less digits than its factorization.

539552172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44962688 (or 44962686 counting only the distinct ones).

The product of its digits is 94500, while the sum is 39.

The square root of 539552172 is about 23228.2623542959. The cubic root of 539552172 is about 814.1001130522.

The spelling of 539552172 in words is "five hundred thirty-nine million, five hundred fifty-two thousand, one hundred seventy-two".