5280845 has 4 divisors (see below), whose sum is σ = 6337020. Its totient is φ = 4224672.

The previous prime is 5280827. The next prime is 5280851. The reversal of 5280845 is 5480825.

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 3108169 + 2172676 = 1763^2 + 1474^2 .

It is a cyclic number.

It is not a de Polignac number, because 5280845 - 2⁸ = 5280589 is a prime.

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, 528080 + ... + 528089.

It is an arithmetic number, because the mean of its divisors is an integer number (1584255).

Almost surely, 2^5280845 is an apocalyptic number.

It is an amenable number.

5280845 is a deficient number, since it is larger than the sum of its proper divisors (1056175).

5280845 is a wasteful number, since it uses less digits than its factorization.

5280845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1056174.

The product of its (nonzero) digits is 12800, while the sum is 32.

The square root of 5280845 is about 2298.0089207834. The cubic root of 5280845 is about 174.1410425535.

It can be divided in two parts, 5 and 280845, that multiplied together give a square (1404225 = 1185²).

The spelling of 5280845 in words is "five million, two hundred eighty thousand, eight hundred forty-five".