2236641344 has 56 divisors (see below), whose sum is σ = 5076992640. Its totient is φ = 957689856.

The previous prime is 2236641343. The next prime is 2236641349. The reversal of 2236641344 is 4431466322.

It is a tau number, because it is divible by the number of its divisors (56).

It is not an unprimeable number, because it can be changed into a prime (2236641343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 840464 + ... + 843120.

Almost surely, 2^2236641344 is an apocalyptic number.

It is an amenable number.

2236641344 is an abundant number, since it is smaller than the sum of its proper divisors (2840351296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2236641344 is a wasteful number, since it uses less digits than its factorization.

2236641344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4555 (or 4545 counting only the distinct ones).

The product of its digits is 82944, while the sum is 35.

The square root of 2236641344 is about 47293.1426741763. The cubic root of 2236641344 is about 1307.7722453812.

The spelling of 2236641344 in words is "two billion, two hundred thirty-six million, six hundred forty-one thousand, three hundred forty-four".