2002650 has 72 divisors (see below), whose sum is σ = 5446080. Its totient is φ = 486720.

The previous prime is 2002643. The next prime is 2002661. The reversal of 2002650 is 562002.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 25311 + ... + 25389.

It is an arithmetic number, because the mean of its divisors is an integer number (75640).

2^2002650 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2002650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2723040).

2002650 is an abundant number, since it is smaller than the sum of its proper divisors (3443430).

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

2002650 is a wasteful number, since it uses less digits than its factorization.

2002650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120 (or 102 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 2002650 is about 1415.1501687100. The cubic root of 2002650 is about 126.0477269434.

Adding to 2002650 its reverse (562002), we get a palindrome (2564652).

It can be divided in two parts, 200 and 2650, that added together give a triangular number (2850 = T₇₅).

The spelling of 2002650 in words is "two million, two thousand, six hundred fifty".