4431006 has 12 divisors (see below), whose sum is σ = 9600552. Its totient is φ = 1476996.

The previous prime is 4431001. The next prime is 4431017. The reversal of 4431006 is 6001344.

4431006 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 246167 = 4431006 / (4 + 4 + 3 + 1 + 0 + 0 + 6).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4431006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4431001) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 123066 + ... + 123101.

It is an arithmetic number, because the mean of its divisors is an integer number (800046).

Almost surely, 2^4431006 is an apocalyptic number.

4431006 is an abundant number, since it is smaller than the sum of its proper divisors (5169546).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4431006 is a wasteful number, since it uses less digits than its factorization.

4431006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246175 (or 246172 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 4431006 is about 2104.9954869310. The cubic root of 4431006 is about 164.2482607212.

The spelling of 4431006 in words is "four million, four hundred thirty-one thousand, six".