4550550 has 48 divisors (see below), whose sum is σ = 11784960. Its totient is φ = 1159840.

The previous prime is 4550501. The next prime is 4550563. The reversal of 4550550 is 550554.

It is a self number, because there is not a number n which added to its sum of digits gives 4550550.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2791 + ... + 4109.

It is an arithmetic number, because the mean of its divisors is an integer number (245520).

Almost surely, 2^4550550 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4550550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5892480).

4550550 is an abundant number, since it is smaller than the sum of its proper divisors (7234410).

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

4550550 is a wasteful number, since it uses less digits than its factorization.

4550550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1357 (or 1352 counting only the distinct ones).

The product of its (nonzero) digits is 2500, while the sum is 24.

The square root of 4550550 is about 2133.2018188629. The cubic root of 4550550 is about 165.7122561469.

The spelling of 4550550 in words is "four million, five hundred fifty thousand, five hundred fifty".