2236104065 has 36 divisors (see below), whose sum is σ = 2987809524. Its totient is φ = 1605816576.

The previous prime is 2236104049. The next prime is 2236104067. The reversal of 2236104065 is 5604016322.

It can be written as a sum of positive squares in 18 ways, for example, as 926532721 + 1309571344 = 30439^2 + 36188^2 .

It is not a de Polignac number, because 2236104065 - 2⁴ = 2236104049 is a prime.

It is a super-2 number, since 2×2236104065² = 10000322779019048450, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2236104067) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1155839 + ... + 1157771.

It is an arithmetic number, because the mean of its divisors is an integer number (82994709).

Almost surely, 2^2236104065 is an apocalyptic number.

It is an amenable number.

2236104065 is a deficient number, since it is larger than the sum of its proper divisors (751705459).

2236104065 is a wasteful number, since it uses less digits than its factorization.

2236104065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2038 (or 1988 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 2236104065 is about 47287.4620274762. The cubic root of 2236104065 is about 1307.6675206734.

The spelling of 2236104065 in words is "two billion, two hundred thirty-six million, one hundred four thousand, sixty-five".