5550445 has 4 divisors (see below), whose sum is σ = 6660540. Its totient is φ = 4440352.

The previous prime is 5550443. The next prime is 5550463. The reversal of 5550445 is 5440555.

5550445 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2653641 + 2896804 = 1629^2 + 1702^2 .

It is a cyclic number.

It is not a de Polignac number, because 5550445 - 2¹ = 5550443 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5550443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 555040 + ... + 555049.

It is an arithmetic number, because the mean of its divisors is an integer number (1665135).

Almost surely, 2^5550445 is an apocalyptic number.

It is an amenable number.

5550445 is a deficient number, since it is larger than the sum of its proper divisors (1110095).

5550445 is a wasteful number, since it uses less digits than its factorization.

5550445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110094.

The product of its (nonzero) digits is 10000, while the sum is 28.

The square root of 5550445 is about 2355.9382419749. The cubic root of 5550445 is about 177.0554371128.

It can be divided in two parts, 5550 and 445, that added together give a palindrome (5995).

The spelling of 5550445 in words is "five million, five hundred fifty thousand, four hundred forty-five".