2002365 has 12 divisors (see below), whose sum is σ = 3470844. Its totient is φ = 1067904.

The previous prime is 2002361. The next prime is 2002373. The reversal of 2002365 is 5632002.

It can be written as a sum of positive squares in 2 ways, for example, as 1028196 + 974169 = 1014^2 + 987^2 .

It is not a de Polignac number, because 2002365 - 2² = 2002361 is a prime.

It is a Curzon number.

2002365 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002361) 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, 22204 + ... + 22293.

It is an arithmetic number, because the mean of its divisors is an integer number (289237).

2^2002365 is an apocalyptic number.

It is an amenable number.

2002365 is a deficient number, since it is larger than the sum of its proper divisors (1468479).

2002365 is a wasteful number, since it uses less digits than its factorization.

2002365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44508 (or 44505 counting only the distinct ones).

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

The square root of 2002365 is about 1415.0494690999. The cubic root of 2002365 is about 126.0417473153.

Adding to 2002365 its reverse (5632002), we get a palindrome (7634367).

The spelling of 2002365 in words is "two million, two thousand, three hundred sixty-five".