549497 has 8 divisors (see below), whose sum is σ = 606144. Its totient is φ = 494928.

The previous prime is 549481. The next prime is 549503. The reversal of 549497 is 794945.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 549497 - 2⁴ = 549481 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 549497.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 549497.

It is not an unprimeable number, because it can be changed into a prime (549097) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68 + ... + 1050.

It is an arithmetic number, because the mean of its divisors is an integer number (75768).

2⁵⁴⁹⁴⁹⁷ is an apocalyptic number.

It is an amenable number.

549497 is a deficient number, since it is larger than the sum of its proper divisors (56647).

549497 is a wasteful number, since it uses less digits than its factorization.

549497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1039.

The product of its digits is 45360, while the sum is 38.

The square root of 549497 is about 741.2806486075. The cubic root of 549497 is about 81.9071425572.

The spelling of 549497 in words is "five hundred forty-nine thousand, four hundred ninety-seven".