5544990 has 64 divisors (see below), whose sum is σ = 16139520. Its totient is φ = 1343520.

The previous prime is 5544989. The next prime is 5545021. The reversal of 5544990 is 994455.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2037 + ... + 3903.

It is an arithmetic number, because the mean of its divisors is an integer number (252180).

Almost surely, 2^5544990 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5544990, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8069760).

5544990 is an abundant number, since it is smaller than the sum of its proper divisors (10594530).

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

5544990 is a wasteful number, since it uses less digits than its factorization.

5544990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1894 (or 1888 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 5544990 is about 2354.7802445239. The cubic root of 5544990 is about 176.9974144983.

The spelling of 5544990 in words is "five million, five hundred forty-four thousand, nine hundred ninety".