6656267 has 4 divisors (see below), whose sum is σ = 6681840. Its totient is φ = 6630696.

The previous prime is 6656261. The next prime is 6656291. The reversal of 6656267 is 7626566.

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 6656267 - 2⁸ = 6656011 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6656267.

It is not an unprimeable number, because it can be changed into a prime (6656261) 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, 12392 + ... + 12917.

It is an arithmetic number, because the mean of its divisors is an integer number (1670460).

Almost surely, 2^6656267 is an apocalyptic number.

6656267 is a deficient number, since it is larger than the sum of its proper divisors (25573).

6656267 is a wasteful number, since it uses less digits than its factorization.

6656267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25572.

The product of its digits is 90720, while the sum is 38.

The square root of 6656267 is about 2579.9742246774. The cubic root of 6656267 is about 188.1092902339.

Subtracting 6656267 from its reverse (7626566), we obtain a cube (970299 = 99³).

The spelling of 6656267 in words is "six million, six hundred fifty-six thousand, two hundred sixty-seven".