539955522 has 18 divisors (see below), whose sum is σ = 1170117273. Its totient is φ = 179952312.

The previous prime is 539955517. The next prime is 539955529. The reversal of 539955522 is 225559935.

539955522 is a `hidden beast` number, since 5 + 3 + 9 + 95 + 552 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 284563161 + 255392361 = 16869^2 + 15981^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=16431.

It is not an unprimeable number, because it can be changed into a prime (539955529) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 95848 + ... + 101324.

Almost surely, 2^539955522 is an apocalyptic number.

539955522 is an abundant number, since it is smaller than the sum of its proper divisors (630161751).

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

539955522 is an frugal number, since it uses more digits than its factorization.

539955522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10962 (or 5482 counting only the distinct ones).

The product of its digits is 607500, while the sum is 45.

The square root of 539955522 is about 23236.9430433523. The cubic root of 539955522 is about 814.3029266115.

The spelling of 539955522 in words is "five hundred thirty-nine million, nine hundred fifty-five thousand, five hundred twenty-two".