549095 has 4 divisors (see below), whose sum is σ = 658920. Its totient is φ = 439272.

The previous prime is 549091. The next prime is 549097. The reversal of 549095 is 590945.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 590945 = 5 ⋅118189.

It is a cyclic number.

It is not a de Polignac number, because 549095 - 2² = 549091 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (549091) 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, 54905 + ... + 54914.

It is an arithmetic number, because the mean of its divisors is an integer number (164730).

2⁵⁴⁹⁰⁹⁵ is an apocalyptic number.

549095 is a deficient number, since it is larger than the sum of its proper divisors (109825).

549095 is a wasteful number, since it uses less digits than its factorization.

549095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109824.

The product of its (nonzero) digits is 8100, while the sum is 32.

The square root of 549095 is about 741.0094466334. The cubic root of 549095 is about 81.8871638591.

The spelling of 549095 in words is "five hundred forty-nine thousand, ninety-five".