5216705 has 16 divisors (see below), whose sum is σ = 7139664. Its totient is φ = 3624960.

The previous prime is 5216693. The next prime is 5216747. The reversal of 5216705 is 5076125.

It can be written as a sum of positive squares in 8 ways, for example, as 50176 + 5166529 = 224^2 + 2273^2 .

It is not a de Polignac number, because 5216705 - 2⁴ = 5216689 is a prime.

It is a super-2 number, since 2×5216705² = 54428022114050, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1256 + ... + 3465.

It is an arithmetic number, because the mean of its divisors is an integer number (446229).

Almost surely, 2^5216705 is an apocalyptic number.

It is an amenable number.

5216705 is a deficient number, since it is larger than the sum of its proper divisors (1922959).

5216705 is a wasteful number, since it uses less digits than its factorization.

5216705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4756.

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 5216705 is about 2284.0107267699. The cubic root of 5216705 is about 173.4331423032.

The spelling of 5216705 in words is "five million, two hundred sixteen thousand, seven hundred five".