4391002 has 16 divisors (see below), whose sum is σ = 8212032. Its totient is φ = 1710720.

The previous prime is 4390937. The next prime is 4391003. The reversal of 4391002 is 2001934.

It is not an unprimeable number, because it can be changed into a prime (4391003) 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, 14103 + ... + 14410.

It is an arithmetic number, because the mean of its divisors is an integer number (513252).

Almost surely, 2^4391002 is an apocalyptic number.

4391002 is a deficient number, since it is larger than the sum of its proper divisors (3821030).

4391002 is a wasteful number, since it uses less digits than its factorization.

4391002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28533.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 4391002 is about 2095.4717845869. The cubic root of 4391002 is about 163.7524770909.

Adding to 4391002 its reverse (2001934), we get a palindrome (6392936).

It can be divided in two parts, 439 and 1002, that added together give a palindrome (1441).

The spelling of 4391002 in words is "four million, three hundred ninety-one thousand, two".