549770 has 16 divisors (see below), whose sum is σ = 1065960. Its totient is φ = 202944.

The previous prime is 549767. The next prime is 549817. The reversal of 549770 is 77945.

It can be written as a sum of positive squares in 4 ways, for example, as 502681 + 47089 = 709^2 + 217^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1985 + ... + 2244.

2⁵⁴⁹⁷⁷⁰ is an apocalyptic number.

549770 is a deficient number, since it is larger than the sum of its proper divisors (516190).

549770 is a wasteful number, since it uses less digits than its factorization.

549770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4249.

The product of its (nonzero) digits is 8820, while the sum is 32.

The square root of 549770 is about 741.4647665264. The cubic root of 549770 is about 81.9207046257.

The spelling of 549770 in words is "five hundred forty-nine thousand, seven hundred seventy".