5200000 has 96 divisors (see below), whose sum is σ = 13944420. Its totient is φ = 1920000.

The previous prime is 5199983. The next prime is 5200007. The reversal of 5200000 is 25.

It can be written as a sum of positive squares in 6 ways, for example, as 1420864 + 3779136 = 1192^2 + 1944^2 .

It is a sliding number, since 5200000 = 200000 + 5000000 and 1/200000 + 1/5000000 = 0.000005200000.

It is a nialpdrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (5200007) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 399994 + ... + 400006.

Almost surely, 2^5200000 is an apocalyptic number.

5200000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5200000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6972210).

5200000 is an abundant number, since it is smaller than the sum of its proper divisors (8744420).

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

5200000 is an frugal number, since it uses more digits than its factorization.

5200000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52 (or 20 counting only the distinct ones).

The product of its (nonzero) digits is 10, while the sum is 7.

The square root of 5200000 is about 2280.3508501983. The cubic root of 5200000 is about 173.2478210682.

Adding to 5200000 its reverse (25), we get a palindrome (5200025).

It can be divided in two parts, 5 and 200000, that multiplied together give a 6-th power (1000000 = 10⁶).

The spelling of 5200000 in words is "five million, two hundred thousand".