4406621866 has 8 divisors (see below), whose sum is σ = 6633290304. Its totient is φ = 2195525100.

The previous prime is 4406621803. The next prime is 4406621881. The reversal of 4406621866 is 6681266044.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3892210 + ... + 3893341.

It is an arithmetic number, because the mean of its divisors is an integer number (829161288).

Almost surely, 2^4406621866 is an apocalyptic number.

4406621866 is a deficient number, since it is larger than the sum of its proper divisors (2226668438).

4406621866 is a wasteful number, since it uses less digits than its factorization.

4406621866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7785836.

The product of its (nonzero) digits is 331776, while the sum is 43.

The square root of 4406621866 is about 66382.3912344230. The cubic root of 4406621866 is about 1639.4641648730.

The spelling of 4406621866 in words is "four billion, four hundred six million, six hundred twenty-one thousand, eight hundred sixty-six".