2002736 has 40 divisors (see below), whose sum is σ = 4240800. Its totient is φ = 912384.

The previous prime is 2002723. The next prime is 2002739. The reversal of 2002736 is 6372002.

It is not an unprimeable number, because it can be changed into a prime (2002739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9965 + ... + 10163.

It is an arithmetic number, because the mean of its divisors is an integer number (106020).

2^2002736 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2002736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2120400).

2002736 is an abundant number, since it is smaller than the sum of its proper divisors (2238064).

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

2002736 is a wasteful number, since it uses less digits than its factorization.

2002736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261 (or 255 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 2002736 is about 1415.1805538517. The cubic root of 2002736 is about 126.0495312110.

Adding to 2002736 its reverse (6372002), we get a palindrome (8374738).

The spelling of 2002736 in words is "two million, two thousand, seven hundred thirty-six".