5020805 has 4 divisors (see below), whose sum is σ = 6024972. Its totient is φ = 4016640.

The previous prime is 5020793. The next prime is 5020861. The reversal of 5020805 is 5080205.

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 1214404 + 3806401 = 1102^2 + 1951^2 .

It is not a de Polignac number, because 5020805 - 2¹⁸ = 4758661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 502076 + ... + 502085.

It is an arithmetic number, because the mean of its divisors is an integer number (1506243).

Almost surely, 2^5020805 is an apocalyptic number.

It is an amenable number.

5020805 is a deficient number, since it is larger than the sum of its proper divisors (1004167).

5020805 is a wasteful number, since it uses less digits than its factorization.

5020805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1004166.

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 5020805 is about 2240.7152875812. The cubic root of 5020805 is about 171.2344401299.

Adding to 5020805 its product of nonzero digits (400), we get a palindrome (5021205).

The spelling of 5020805 in words is "five million, twenty thousand, eight hundred five".