549925448 has 12 divisors (see below), whose sum is σ = 1031234595. Its totient is φ = 274929560.

The previous prime is 549925421. The next prime is 549925471. The reversal of 549925448 is 844529945.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 274962724 + 274962724 = 16582^2 + 16582^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=16582.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 549925396 and 549925405.

It is an unprimeable number.

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 2 ways as a sum of consecutive naturals, for example, 62183 + ... + 70473.

Almost surely, 2^549925448 is an apocalyptic number.

It is an amenable number.

549925448 is a deficient number, since it is larger than the sum of its proper divisors (481309147).

549925448 is an frugal number, since it uses more digits than its factorization.

549925448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16588 (or 8293 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 50.

The square root of 549925448 is about 23450.4892912707. The cubic root of 549925448 is about 819.2842495101.

Multiplying 549925448 by its sum of digits (50), we get a square (27496272400 = 165820²).

The spelling of 549925448 in words is "five hundred forty-nine million, nine hundred twenty-five thousand, four hundred forty-eight".