5549220 has 36 divisors (see below), whose sum is σ = 16833180. Its totient is φ = 1479744.

The previous prime is 5549213. The next prime is 5549221. The reversal of 5549220 is 229455.

5549220 is a `hidden beast` number, since 554 + 92 + 20 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3594816 + 1954404 = 1896^2 + 1398^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (5549221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15235 + ... + 15594.

Almost surely, 2^5549220 is an apocalyptic number.

It is an amenable number.

5549220 is an abundant number, since it is smaller than the sum of its proper divisors (11283960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5549220 is a wasteful number, since it uses less digits than its factorization.

5549220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30844 (or 30839 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 5549220 is about 2355.6782462807. The cubic root of 5549220 is about 177.0424105976.

The spelling of 5549220 in words is "five million, five hundred forty-nine thousand, two hundred twenty".