2263604165 has 16 divisors (see below), whose sum is σ = 2763613296. Its totient is φ = 1779417600.

The previous prime is 2263604149. The next prime is 2263604171. The reversal of 2263604165 is 5614063622.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 851122276 + 1412481889 = 29174^2 + 37583^2 .

It is not a de Polignac number, because 2263604165 - 2⁴ = 2263604149 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 360755 + ... + 366975.

It is an arithmetic number, because the mean of its divisors is an integer number (172725831).

Almost surely, 2^2263604165 is an apocalyptic number.

It is an amenable number.

2263604165 is a deficient number, since it is larger than the sum of its proper divisors (500009131).

2263604165 is a wasteful number, since it uses less digits than its factorization.

2263604165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7480.

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 2263604165 is about 47577.3492851378. The cubic root of 2263604165 is about 1313.0063550719.

Adding to 2263604165 its reverse (5614063622), we get a palindrome (7877667787).

The spelling of 2263604165 in words is "two billion, two hundred sixty-three million, six hundred four thousand, one hundred sixty-five".