5549900 has 72 divisors (see below), whose sum is σ = 13332480. Its totient is φ = 1995840.

The previous prime is 5549897. The next prime is 5549909. The reversal of 5549900 is 99455.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (5549909) 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, 43637 + ... + 43763.

Almost surely, 2^5549900 is an apocalyptic number.

5549900 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5549900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6666240).

5549900 is an abundant number, since it is smaller than the sum of its proper divisors (7782580).

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

5549900 is a wasteful number, since it uses less digits than its factorization.

5549900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183 (or 176 counting only the distinct ones).

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

The square root of 5549900 is about 2355.8225739643. The cubic root of 5549900 is about 177.0496418795.

The spelling of 5549900 in words is "five million, five hundred forty-nine thousand, nine hundred".