5550636 has 144 divisors (see below), whose sum is σ = 17708544. Its totient is φ = 1317888.

The previous prime is 5550583. The next prime is 5550647. The reversal of 5550636 is 6360555.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 241321 + ... + 241343.

It is an arithmetic number, because the mean of its divisors is an integer number (122976).

Almost surely, 2^5550636 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5550636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8854272).

5550636 is an abundant number, since it is smaller than the sum of its proper divisors (12157908).

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

5550636 is a wasteful number, since it uses less digits than its factorization.

5550636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80 (or 65 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 30.

The square root of 5550636 is about 2355.9787774935. The cubic root of 5550636 is about 177.0574680131.

The spelling of 5550636 in words is "five million, five hundred fifty thousand, six hundred thirty-six".