2609038943 has 8 divisors (see below), whose sum is σ = 3157156512. Its totient is φ = 2104770816.

The previous prime is 2609038921. The next prime is 2609038967. The reversal of 2609038943 is 3498309062.

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

It is not a de Polignac number, because 2609038943 - 2²⁰ = 2607990367 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2609038894 and 2609038903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2609038643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10962230 + ... + 10962467.

It is an arithmetic number, because the mean of its divisors is an integer number (394644564).

Almost surely, 2^2609038943 is an apocalyptic number.

2609038943 is a deficient number, since it is larger than the sum of its proper divisors (548117569).

2609038943 is a wasteful number, since it uses less digits than its factorization.

2609038943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21924721.

The product of its (nonzero) digits is 279936, while the sum is 44.

The square root of 2609038943 is about 51078.7523633849. The cubic root of 2609038943 is about 1376.6605072614.

The spelling of 2609038943 in words is "two billion, six hundred nine million, thirty-eight thousand, nine hundred forty-three".