549616 has 10 divisors (see below), whose sum is σ = 1064912. Its totient is φ = 274800.

The previous prime is 549607. The next prime is 549623. The reversal of 549616 is 616945.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17160 + ... + 17191.

2⁵⁴⁹⁶¹⁶ is an apocalyptic number.

It is an amenable number.

549616 is a deficient number, since it is larger than the sum of its proper divisors (515296).

549616 is a wasteful number, since it uses less digits than its factorization.

549616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34359 (or 34353 counting only the distinct ones).

The product of its digits is 6480, while the sum is 31.

The square root of 549616 is about 741.3609107580. The cubic root of 549616 is about 81.9130547803.

The spelling of 549616 in words is "five hundred forty-nine thousand, six hundred sixteen".