5090000 has 50 divisors (see below), whose sum is σ = 12347610. Its totient is φ = 2032000.

The previous prime is 5089963. The next prime is 5090003. The reversal of 5090000 is 905.

It can be written as a sum of positive squares in 5 ways, for example, as 1201216 + 3888784 = 1096^2 + 1972^2 .

It is a tau number, because it is divible by the number of its divisors (50).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5090003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 9746 + ... + 10254.

Almost surely, 2^5090000 is an apocalyptic number.

5090000 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 5090000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6173805).

5090000 is an abundant number, since it is smaller than the sum of its proper divisors (7257610).

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

5090000 is an equidigital number, since it uses as much as digits as its factorization.

5090000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 537 (or 516 counting only the distinct ones).

The product of its (nonzero) digits is 45, while the sum is 14.

The square root of 5090000 is about 2256.1028345357. The cubic root of 5090000 is about 172.0174851523.

Adding to 5090000 its reverse (905), we get a palindrome (5090905).

The spelling of 5090000 in words is "five million, ninety thousand".