5206643 has 8 divisors (see below), whose sum is σ = 5687136. Its totient is φ = 4737600.

The previous prime is 5206639. The next prime is 5206657. The reversal of 5206643 is 3466025.

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 5206643 - 2² = 5206639 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5206633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1898 + ... + 3743.

It is an arithmetic number, because the mean of its divisors is an integer number (710892).

Almost surely, 2^5206643 is an apocalyptic number.

5206643 is a deficient number, since it is larger than the sum of its proper divisors (480493).

5206643 is a wasteful number, since it uses less digits than its factorization.

5206643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5725.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 5206643 is about 2281.8069594074. The cubic root of 5206643 is about 173.3215643719.

The spelling of 5206643 in words is "five million, two hundred six thousand, six hundred forty-three".