2072399171 has 8 divisors (see below), whose sum is σ = 2099908800. Its totient is φ = 2045066920.

The previous prime is 2072399159. The next prime is 2072399257. The reversal of 2072399171 is 1719932702.

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 2072399171 - 2¹⁰ = 2072398147 is a prime.

It is a super-2 number, since 2×2072399171² = 8589676647922974482, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2072399101) 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, 20741 + ... + 67638.

It is an arithmetic number, because the mean of its divisors is an integer number (262488600).

Almost surely, 2^2072399171 is an apocalyptic number.

2072399171 is a deficient number, since it is larger than the sum of its proper divisors (27509629).

2072399171 is a wasteful number, since it uses less digits than its factorization.

2072399171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88689.

The product of its (nonzero) digits is 47628, while the sum is 41.

The square root of 2072399171 is about 45523.6111375185. The cubic root of 2072399171 is about 1274.9440797722.

The spelling of 2072399171 in words is "two billion, seventy-two million, three hundred ninety-nine thousand, one hundred seventy-one".