2102265 has 48 divisors (see below), whose sum is σ = 4133376. Its totient is φ = 979200.

The previous prime is 2102257. The next prime is 2102267. The reversal of 2102265 is 5622012.

It is not a de Polignac number, because 2102265 - 2³ = 2102257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2102267) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15277 + ... + 15413.

It is an arithmetic number, because the mean of its divisors is an integer number (86112).

2^2102265 is an apocalyptic number.

It is an amenable number.

2102265 is a deficient number, since it is larger than the sum of its proper divisors (2031111).

2102265 is a wasteful number, since it uses less digits than its factorization.

2102265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190 (or 187 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 2102265 is about 1449.9189632528. The cubic root of 2102265 is about 128.1039398262.

Adding to 2102265 its reverse (5622012), we get a palindrome (7724277).

The spelling of 2102265 in words is "two million, one hundred two thousand, two hundred sixty-five".