555232481 has 4 divisors (see below), whose sum is σ = 555364500. Its totient is φ = 555100464.

The previous prime is 555232453. The next prime is 555232499. The reversal of 555232481 is 184232555.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 112550881 + 442681600 = 10609^2 + 21040^2 .

It is a cyclic number.

It is not a de Polignac number, because 555232481 - 2²⁶ = 488123617 is a prime.

It is a super-2 number, since 2×555232481² = 616566215914830722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (555232411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59486 + ... + 68183.

It is an arithmetic number, because the mean of its divisors is an integer number (138841125).

Almost surely, 2^555232481 is an apocalyptic number.

It is an amenable number.

555232481 is a deficient number, since it is larger than the sum of its proper divisors (132019).

555232481 is a wasteful number, since it uses less digits than its factorization.

555232481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132018.

The product of its digits is 48000, while the sum is 35.

The square root of 555232481 is about 23563.3715966116. The cubic root of 555232481 is about 821.9113064696.

The spelling of 555232481 in words is "five hundred fifty-five million, two hundred thirty-two thousand, four hundred eighty-one".