549304 has 32 divisors (see below), whose sum is σ = 1248480. Its totient is φ = 221184.

The previous prime is 549281. The next prime is 549313. The reversal of 549304 is 403945.

It is an Ulam number.

It is a plaindrome in base 11.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 664 + ... + 1240.

It is an arithmetic number, because the mean of its divisors is an integer number (39015).

2⁵⁴⁹³⁰⁴ 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 549304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (624240).

549304 is an abundant number, since it is smaller than the sum of its proper divisors (699176).

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

549304 is a wasteful number, since it uses less digits than its factorization.

549304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 607 (or 603 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 549304 is about 741.1504570598. The cubic root of 549304 is about 81.8975520107.

The spelling of 549304 in words is "five hundred forty-nine thousand, three hundred four".