549030328 has 64 divisors (see below), whose sum is σ = 1286449920. Its totient is φ = 213408000.

The previous prime is 549030323. The next prime is 549030331. The reversal of 549030328 is 823030945.

It is a happy number.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 549030293 and 549030302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (549030323) 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 15 ways as a sum of consecutive naturals, for example, 369475 + ... + 370957.

It is an arithmetic number, because the mean of its divisors is an integer number (20100780).

Almost surely, 2^549030328 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 549030328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (643224960).

549030328 is an abundant number, since it is smaller than the sum of its proper divisors (737419592).

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

549030328 is a wasteful number, since it uses less digits than its factorization.

549030328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2108 (or 2104 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 549030328 is about 23431.3962025313. The cubic root of 549030328 is about 818.8394886317.

The spelling of 549030328 in words is "five hundred forty-nine million, thirty thousand, three hundred twenty-eight".