5206505 has 8 divisors (see below), whose sum is σ = 6615432. Its totient is φ = 3920128.

The previous prime is 5206489. The next prime is 5206511. The reversal of 5206505 is 5056025.

It can be written as a sum of positive squares in 4 ways, for example, as 309136 + 4897369 = 556^2 + 2213^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5206505 - 2⁴ = 5206489 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30542 + ... + 30711.

It is an arithmetic number, because the mean of its divisors is an integer number (826929).

Almost surely, 2^5206505 is an apocalyptic number.

It is an amenable number.

5206505 is a deficient number, since it is larger than the sum of its proper divisors (1408927).

5206505 is a wasteful number, since it uses less digits than its factorization.

5206505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61275.

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 5206505 is about 2281.7767200145. The cubic root of 5206505 is about 173.3200330853.

The spelling of 5206505 in words is "five million, two hundred six thousand, five hundred five".