4556866 has 16 divisors (see below), whose sum is σ = 7013664. Its totient is φ = 2219904.

The previous prime is 4556861. The next prime is 4556873. The reversal of 4556866 is 6686554.

4556866 = T₂₈₉ + T₂₉₀ + ... + T₃₇₁.

It is not an unprimeable number, because it can be changed into a prime (4556861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15961 + ... + 16243.

It is an arithmetic number, because the mean of its divisors is an integer number (438354).

Almost surely, 2^4556866 is an apocalyptic number.

4556866 is a deficient number, since it is larger than the sum of its proper divisors (2456798).

4556866 is a wasteful number, since it uses less digits than its factorization.

4556866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465.

The product of its digits is 172800, while the sum is 40.

The square root of 4556866 is about 2134.6817092953. The cubic root of 4556866 is about 165.7888882574.

The spelling of 4556866 in words is "four million, five hundred fifty-six thousand, eight hundred sixty-six".