550024405 has 32 divisors (see below), whose sum is σ = 765904896. Its totient is φ = 371413824.

The previous prime is 550024403. The next prime is 550024439. The reversal of 550024405 is 504420055.

It is a cyclic number.

It is not a de Polignac number, because 550024405 - 2¹ = 550024403 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 550024405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550024403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 849792 + ... + 850438.

It is an arithmetic number, because the mean of its divisors is an integer number (23934528).

Almost surely, 2^550024405 is an apocalyptic number.

It is an amenable number.

550024405 is a deficient number, since it is larger than the sum of its proper divisors (215880491).

550024405 is a wasteful number, since it uses less digits than its factorization.

550024405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 993.

The product of its (nonzero) digits is 4000, while the sum is 25.

The square root of 550024405 is about 23452.5991096936. The cubic root of 550024405 is about 819.3333889278. Note that the first 4 decimals are identical.

The spelling of 550024405 in words is "five hundred fifty million, twenty-four thousand, four hundred five".