2642338171 has 8 divisors (see below), whose sum is σ = 2885064624. Its totient is φ = 2400030720.

The previous prime is 2642338157. The next prime is 2642338199. The reversal of 2642338171 is 1718332462.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2642338171 - 2³¹ = 494854523 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2642338171.

It is not an unprimeable number, because it can be changed into a prime (2642338471) 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, 91486 + ... + 116851.

It is an arithmetic number, because the mean of its divisors is an integer number (360633078).

Almost surely, 2^2642338171 is an apocalyptic number.

2642338171 is a deficient number, since it is larger than the sum of its proper divisors (242726453).

2642338171 is a wasteful number, since it uses less digits than its factorization.

2642338171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209501.

The product of its digits is 48384, while the sum is 37.

The square root of 2642338171 is about 51403.6785745923. The cubic root of 2642338171 is about 1382.4925496232.

The spelling of 2642338171 in words is "two billion, six hundred forty-two million, three hundred thirty-eight thousand, one hundred seventy-one".