549463 has 4 divisors (see below), whose sum is σ = 568440. Its totient is φ = 530488.

The previous prime is 549449. The next prime is 549481. The reversal of 549463 is 364945.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 549463 - 2⁵ = 549431 is a prime.

It is an Ulam number.

It is a d-powerful number, because it can be written as 5 + 4⁴ + 4⁷ + 9² + 6⁴ + 3¹² .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (549403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9445 + ... + 9502.

It is an arithmetic number, because the mean of its divisors is an integer number (142110).

2⁵⁴⁹⁴⁶³ is an apocalyptic number.

549463 is a deficient number, since it is larger than the sum of its proper divisors (18977).

549463 is a wasteful number, since it uses less digits than its factorization.

549463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18976.

The product of its digits is 12960, while the sum is 31.

The square root of 549463 is about 741.2577149683. The cubic root of 549463 is about 81.9054531939.

The spelling of 549463 in words is "five hundred forty-nine thousand, four hundred sixty-three".