4400666 has 8 divisors (see below), whose sum is σ = 6948480. Its totient is φ = 2084508.

The previous prime is 4400639. The next prime is 4400687. The reversal of 4400666 is 6660044.

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

It is a super-2 number, since 2×4400666² = 38731722487112, which contains 22 as substring.

It is a Curzon number.

It is a zygodrome in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57866 + ... + 57941.

It is an arithmetic number, because the mean of its divisors is an integer number (868560).

Almost surely, 2^4400666 is an apocalyptic number.

4400666 is a deficient number, since it is larger than the sum of its proper divisors (2547814).

4400666 is a wasteful number, since it uses less digits than its factorization.

4400666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115828.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 4400666 is about 2097.7764418546. The cubic root of 4400666 is about 163.8725213995.

The spelling of 4400666 in words is "four million, four hundred thousand, six hundred sixty-six".