5019805 has 16 divisors (see below), whose sum is σ = 7027200. Its totient is φ = 3440976.

The previous prime is 5019803. The next prime is 5019821. The reversal of 5019805 is 5089105.

5019805 = 704² + 705² + ... + 713².

It is not a de Polignac number, because 5019805 - 2¹ = 5019803 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5019803) 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 15 ways as a sum of consecutive naturals, for example, 252 + ... + 3178.

It is an arithmetic number, because the mean of its divisors is an integer number (439200).

Almost surely, 2^5019805 is an apocalyptic number.

It is an amenable number.

5019805 is a deficient number, since it is larger than the sum of its proper divisors (2007395).

5019805 is an equidigital number, since it uses as much as digits as its factorization.

5019805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2953 (or 2939 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 28.

The square root of 5019805 is about 2240.4921334385. The cubic root of 5019805 is about 171.2230710494.

The spelling of 5019805 in words is "five million, nineteen thousand, eight hundred five".