5280305 has 4 divisors (see below), whose sum is σ = 6336372. Its totient is φ = 4224240.

The previous prime is 5280277. The next prime is 5280329. The reversal of 5280305 is 5030825.

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 1760929 + 3519376 = 1327^2 + 1876^2 .

It is not a de Polignac number, because 5280305 - 2⁸ = 5280049 is a prime.

It is a Duffinian 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, 528026 + ... + 528035.

It is an arithmetic number, because the mean of its divisors is an integer number (1584093).

Almost surely, 2^5280305 is an apocalyptic number.

It is an amenable number.

5280305 is a deficient number, since it is larger than the sum of its proper divisors (1056067).

5280305 is a wasteful number, since it uses less digits than its factorization.

5280305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1056066.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 5280305 is about 2297.8914247631. The cubic root of 5280305 is about 174.1351066746.

The spelling of 5280305 in words is "five million, two hundred eighty thousand, three hundred five".