549153 has 24 divisors (see below), whose sum is σ = 908640. Its totient is φ = 325080.

The previous prime is 549149. The next prime is 549161. The reversal of 549153 is 351945.

It is not a de Polignac number, because 549153 - 2² = 549149 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

549153 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (549163) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12750 + ... + 12792.

It is an arithmetic number, because the mean of its divisors is an integer number (37860).

2⁵⁴⁹¹⁵³ is an apocalyptic number.

It is an amenable number.

549153 is a deficient number, since it is larger than the sum of its proper divisors (359487).

549153 is a wasteful number, since it uses less digits than its factorization.

549153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106 (or 57 counting only the distinct ones).

The product of its digits is 2700, while the sum is 27.

The square root of 549153 is about 741.0485814034. The cubic root of 549153 is about 81.8900469597.

The spelling of 549153 in words is "five hundred forty-nine thousand, one hundred fifty-three".