5686667 has 4 divisors (see below), whose sum is σ = 6499056. Its totient is φ = 4874280.

The previous prime is 5686649. The next prime is 5686669. The reversal of 5686667 is 7666865.

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

It is a cyclic number.

It is not a de Polignac number, because 5686667 - 2⁸ = 5686411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5686669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 406184 + ... + 406197.

It is an arithmetic number, because the mean of its divisors is an integer number (1624764).

Almost surely, 2^5686667 is an apocalyptic number.

5686667 is a deficient number, since it is larger than the sum of its proper divisors (812389).

5686667 is an equidigital number, since it uses as much as digits as its factorization.

5686667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 812388.

The product of its digits is 362880, while the sum is 44.

The square root of 5686667 is about 2384.6733528934. The cubic root of 5686667 is about 178.4922096159.

The spelling of 5686667 in words is "five million, six hundred eighty-six thousand, six hundred sixty-seven".