5656867 has 8 divisors (see below), whose sum is σ = 5756256. Its totient is φ = 5558592.

The previous prime is 5656837. The next prime is 5656921. The reversal of 5656867 is 7686565.

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 5656867 - 2¹¹ = 5654819 is a prime.

It is a Duffinian number.

5656867 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5656817) 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, 21378 + ... + 21640.

It is an arithmetic number, because the mean of its divisors is an integer number (719532).

Almost surely, 2^5656867 is an apocalyptic number.

5656867 is a deficient number, since it is larger than the sum of its proper divisors (99389).

5656867 is a wasteful number, since it uses less digits than its factorization.

5656867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557.

The product of its digits is 302400, while the sum is 43.

The square root of 5656867 is about 2378.4169104680. The cubic root of 5656867 is about 178.1798774999.

The spelling of 5656867 in words is "five million, six hundred fifty-six thousand, eight hundred sixty-seven".