4478006 has 16 divisors (see below), whose sum is σ = 7484400. Its totient is φ = 1995168.

The previous prime is 4477969. The next prime is 4478009. The reversal of 4478006 is 6008744.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a self number, because there is not a number n which added to its sum of digits gives 4478006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4478009) 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, 2216 + ... + 3723.

It is an arithmetic number, because the mean of its divisors is an integer number (467775).

Almost surely, 2^4478006 is an apocalyptic number.

4478006 is a deficient number, since it is larger than the sum of its proper divisors (3006394).

4478006 is a wasteful number, since it uses less digits than its factorization.

4478006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5983.

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 4478006 is about 2116.1299582020. The cubic root of 4478006 is about 164.8269504971.

The spelling of 4478006 in words is "four million, four hundred seventy-eight thousand, six".