2002305 has 16 divisors (see below), whose sum is σ = 3314880. Its totient is φ = 1030848.

The previous prime is 2002303. The next prime is 2002307. The reversal of 2002305 is 5032002.

It is an interprime number because it is at equal distance from previous prime (2002303) and next prime (2002307).

It is not a de Polignac number, because 2002305 - 2¹ = 2002303 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1867 + ... + 2736.

It is an arithmetic number, because the mean of its divisors is an integer number (207180).

2^2002305 is an apocalyptic number.

It is an amenable number.

2002305 is a deficient number, since it is larger than the sum of its proper divisors (1312575).

2002305 is a wasteful number, since it uses less digits than its factorization.

2002305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4640.

The product of its (nonzero) digits is 60, while the sum is 12.

The square root of 2002305 is about 1415.0282682689. The cubic root of 2002305 is about 126.0404883740.

Adding to 2002305 its reverse (5032002), we get a palindrome (7034307).

The spelling of 2002305 in words is "two million, two thousand, three hundred five".