549416 has 16 divisors (see below), whose sum is σ = 1177440. Its totient is φ = 235440.

The previous prime is 549403. The next prime is 549421. The reversal of 549416 is 614945.

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

549416 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4850 + ... + 4961.

It is an arithmetic number, because the mean of its divisors is an integer number (73590).

2⁵⁴⁹⁴¹⁶ is an apocalyptic number.

549416 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

549416 is an abundant number, since it is smaller than the sum of its proper divisors (628024).

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

549416 is a wasteful number, since it uses less digits than its factorization.

549416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9824 (or 9820 counting only the distinct ones).

The product of its digits is 4320, while the sum is 29.

The square root of 549416 is about 741.2260114162. The cubic root of 549416 is about 81.9031177827.

The spelling of 549416 in words is "five hundred forty-nine thousand, four hundred sixteen".