549437 has 6 divisors (see below), whose sum is σ = 639198. Its totient is φ = 470904.

The previous prime is 549431. The next prime is 549443. The reversal of 549437 is 734945.

It is an interprime number because it is at equal distance from previous prime (549431) and next prime (549443).

It can be written as a sum of positive squares in only one way, i.e., 329476 + 219961 = 574^2 + 469^2 .

It is not a de Polignac number, because 549437 - 2⁴ = 549421 is a prime.

It is a plaindrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (549431) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5558 + ... + 5655.

It is an arithmetic number, because the mean of its divisors is an integer number (106533).

2⁵⁴⁹⁴³⁷ is an apocalyptic number.

It is an amenable number.

549437 is a deficient number, since it is larger than the sum of its proper divisors (89761).

549437 is a wasteful number, since it uses less digits than its factorization.

549437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11227 (or 11220 counting only the distinct ones).

The product of its digits is 15120, while the sum is 32.

The square root of 549437 is about 741.2401770007. The cubic root of 549437 is about 81.9041612808.

The spelling of 549437 in words is "five hundred forty-nine thousand, four hundred thirty-seven".