2409643259 has 8 divisors (see below), whose sum is σ = 2420439360. Its totient is φ = 2398869000.

The previous prime is 2409643253. The next prime is 2409643261. The reversal of 2409643259 is 9523469042.

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-2409643259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2409643253) 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, 239684 + ... + 249534.

It is an arithmetic number, because the mean of its divisors is an integer number (302554920).

Almost surely, 2^2409643259 is an apocalyptic number.

2409643259 is a deficient number, since it is larger than the sum of its proper divisors (10796101).

2409643259 is an equidigital number, since it uses as much as digits as its factorization.

2409643259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10921.

The product of its (nonzero) digits is 466560, while the sum is 44.

The square root of 2409643259 is about 49088.1172892178. The cubic root of 2409643259 is about 1340.6567025059.

The spelling of 2409643259 in words is "two billion, four hundred nine million, six hundred forty-three thousand, two hundred fifty-nine".