2002653 has 12 divisors (see below), whose sum is σ = 2992860. Its totient is φ = 1288896.

The previous prime is 2002643. The next prime is 2002661. The reversal of 2002653 is 3562002.

It can be written as a sum of positive squares in 2 ways, for example, as 1159929 + 842724 = 1077^2 + 918^2 .

It is not a de Polignac number, because 2002653 - 2⁵ = 2002621 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002603) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3576 + ... + 4097.

It is an arithmetic number, because the mean of its divisors is an integer number (249405).

2^2002653 is an apocalyptic number.

It is an amenable number.

2002653 is a deficient number, since it is larger than the sum of its proper divisors (990207).

2002653 is a wasteful number, since it uses less digits than its factorization.

2002653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7708 (or 7705 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 2002653 is about 1415.1512286678. The cubic root of 2002653 is about 126.0477898838.

Adding to 2002653 its reverse (3562002), we get a palindrome (5564655).

The spelling of 2002653 in words is "two million, two thousand, six hundred fifty-three".