549505004 has 24 divisors (see below), whose sum is σ = 1016816640. Its totient is φ = 259116624.

The previous prime is 549504973. The next prime is 549505009. The reversal of 549505004 is 400505945.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (549505009) 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 7 ways as a sum of consecutive naturals, for example, 737 + ... + 33159.

It is an arithmetic number, because the mean of its divisors is an integer number (42367360).

Almost surely, 2^549505004 is an apocalyptic number.

It is an amenable number.

549505004 is a deficient number, since it is larger than the sum of its proper divisors (467311636).

549505004 is a wasteful number, since it uses less digits than its factorization.

549505004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32669 (or 32667 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 549505004 is about 23441.5230733841. The cubic root of 549505004 is about 819.0754024311.

The spelling of 549505004 in words is "five hundred forty-nine million, five hundred five thousand, four".