2309823641 has 8 divisors (see below), whose sum is σ = 2333717568. Its totient is φ = 2285950000.

The previous prime is 2309823623. The next prime is 2309823661. The reversal of 2309823641 is 1463289032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2309823641 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2309823595 and 2309823604.

It is not an unprimeable number, because it can be changed into a prime (2309823661) 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, 349316 + ... + 355866.

It is an arithmetic number, because the mean of its divisors is an integer number (291714696).

Almost surely, 2^2309823641 is an apocalyptic number.

It is an amenable number.

2309823641 is a deficient number, since it is larger than the sum of its proper divisors (23893927).

2309823641 is a wasteful number, since it uses less digits than its factorization.

2309823641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10143.

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 2309823641 is about 48060.6246422162. The cubic root of 2309823641 is about 1321.8827664677.

The spelling of 2309823641 in words is "two billion, three hundred nine million, eight hundred twenty-three thousand, six hundred forty-one".