5215305 has 32 divisors (see below), whose sum is σ = 8709120. Its totient is φ = 2663360.

The previous prime is 5215303. The next prime is 5215313. The reversal of 5215305 is 5035125.

It is not a de Polignac number, because 5215305 - 2¹ = 5215303 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5215303) 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 31 ways as a sum of consecutive naturals, for example, 62794 + ... + 62876.

It is an arithmetic number, because the mean of its divisors is an integer number (272160).

Almost surely, 2^5215305 is an apocalyptic number.

It is an amenable number.

5215305 is a deficient number, since it is larger than the sum of its proper divisors (3493815).

5215305 is a wasteful number, since it uses less digits than its factorization.

5215305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221.

The product of its (nonzero) digits is 750, while the sum is 21.

The square root of 5215305 is about 2283.7042277843. The cubic root of 5215305 is about 173.4176262432.

The spelling of 5215305 in words is "five million, two hundred fifteen thousand, three hundred five".