549963328 has 28 divisors (see below), whose sum is σ = 1155531852. Its totient is φ = 258805760.

The previous prime is 549963317. The next prime is 549963329. The reversal of 549963328 is 823369945.

It can be written as a sum of positive squares in 2 ways, for example, as 284664384 + 265298944 = 16872^2 + 16288^2 .

It is not an unprimeable number, because it can be changed into a prime (549963329) 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, 251653 + ... + 253828.

Almost surely, 2^549963328 is an apocalyptic number.

It is an amenable number.

549963328 is an abundant number, since it is smaller than the sum of its proper divisors (605568524).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

549963328 is a wasteful number, since it uses less digits than its factorization.

549963328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505510 (or 505500 counting only the distinct ones).

The product of its digits is 1399680, while the sum is 49.

The square root of 549963328 is about 23451.2969364170. The cubic root of 549963328 is about 819.3030604083.

The spelling of 549963328 in words is "five hundred forty-nine million, nine hundred sixty-three thousand, three hundred twenty-eight".