2302155 has 16 divisors (see below), whose sum is σ = 4092960. Its totient is φ = 1227744.

The previous prime is 2302151. The next prime is 2302159. The reversal of 2302155 is 5512032.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2302151) and next prime (2302159).

It is not a de Polignac number, because 2302155 - 2² = 2302151 is a prime.

2302155 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2302151) 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, 8392 + ... + 8661.

It is an arithmetic number, because the mean of its divisors is an integer number (255810).

2^2302155 is an apocalyptic number.

2302155 is a deficient number, since it is larger than the sum of its proper divisors (1790805).

2302155 is a wasteful number, since it uses less digits than its factorization.

2302155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17067 (or 17061 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 2302155 is about 1517.2854049255. The cubic root of 2302155 is about 132.0418255887.

Adding to 2302155 its reverse (5512032), we get a palindrome (7814187).

The spelling of 2302155 in words is "two million, three hundred two thousand, one hundred fifty-five".