549413225 has 12 divisors (see below), whose sum is σ = 721347804. Its totient is φ = 413675520.

The previous prime is 549413209. The next prime is 549413231. The reversal of 549413225 is 522314945.

549413225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 65545216 + 483868009 = 8096^2 + 21997^2 .

It is not a de Polignac number, because 549413225 - 2⁴ = 549413209 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 645944 + ... + 646793.

It is an arithmetic number, because the mean of its divisors is an integer number (60112317).

Almost surely, 2^549413225 is an apocalyptic number.

It is an amenable number.

549413225 is a deficient number, since it is larger than the sum of its proper divisors (171934579).

549413225 is a wasteful number, since it uses less digits than its factorization.

549413225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1292764 (or 1292759 counting only the distinct ones).

The product of its digits is 43200, while the sum is 35.

The square root of 549413225 is about 23439.5653756634. The cubic root of 549413225 is about 819.0297988992.

The spelling of 549413225 in words is "five hundred forty-nine million, four hundred thirteen thousand, two hundred twenty-five".