5260405 has 12 divisors (see below), whose sum is σ = 6474060. Its totient is φ = 4103232.

The previous prime is 5260391. The next prime is 5260417. The reversal of 5260405 is 5040625.

It can be written as a sum of positive squares in 2 ways, for example, as 1347921 + 3912484 = 1161^2 + 1978^2 .

It is a de Polignac number, because none of the positive numbers 2^k-5260405 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8961 + ... + 9529.

It is an arithmetic number, because the mean of its divisors is an integer number (539505).

Almost surely, 2^5260405 is an apocalyptic number.

It is an amenable number.

5260405 is a deficient number, since it is larger than the sum of its proper divisors (1213655).

5260405 is an equidigital number, since it uses as much as digits as its factorization.

5260405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 660 (or 617 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 5260405 is about 2293.5572807323. The cubic root of 5260405 is about 173.9160757035.

It can be divided in two parts, 5260 and 405, that added together give a palindrome (5665).

The spelling of 5260405 in words is "five million, two hundred sixty thousand, four hundred five".