5206723 has 4 divisors (see below), whose sum is σ = 5226208. Its totient is φ = 5187240.

The previous prime is 5206711. The next prime is 5206739. The reversal of 5206723 is 3276025.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5206723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5206783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9336 + ... + 9877.

It is an arithmetic number, because the mean of its divisors is an integer number (1306552).

Almost surely, 2^5206723 is an apocalyptic number.

5206723 is a deficient number, since it is larger than the sum of its proper divisors (19485).

5206723 is a wasteful number, since it uses less digits than its factorization.

5206723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19484.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 5206723 is about 2281.8244893067. The cubic root of 5206723 is about 173.3224520618.

It can be divided in two parts, 5206 and 723, that added together give a square (5929 = 77²).

The spelling of 5206723 in words is "five million, two hundred six thousand, seven hundred twenty-three".