5200445 has 4 divisors (see below), whose sum is σ = 6240540. Its totient is φ = 4160352.

The previous prime is 5200441. The next prime is 5200451. The reversal of 5200445 is 5440025.

It is a happy number.

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 3463321 + 1737124 = 1861^2 + 1318^2 .

It is a cyclic number.

It is not a de Polignac number, because 5200445 - 2² = 5200441 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5200441) 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, 520040 + ... + 520049.

It is an arithmetic number, because the mean of its divisors is an integer number (1560135).

Almost surely, 2^5200445 is an apocalyptic number.

It is an amenable number.

5200445 is a deficient number, since it is larger than the sum of its proper divisors (1040095).

5200445 is a wasteful number, since it uses less digits than its factorization.

5200445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1040094.

The product of its (nonzero) digits is 800, while the sum is 20.

The square root of 5200445 is about 2280.4484208155. The cubic root of 5200445 is about 173.2527629324.

The spelling of 5200445 in words is "five million, two hundred thousand, four hundred forty-five".