2049467271 has 4 divisors (see below), whose sum is σ = 2732623032. Its totient is φ = 1366311512.

The previous prime is 2049467269. The next prime is 2049467293. The reversal of 2049467271 is 1727649402.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2049467271 - 2¹ = 2049467269 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2049467201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 341577876 + ... + 341577881.

It is an arithmetic number, because the mean of its divisors is an integer number (683155758).

Almost surely, 2^2049467271 is an apocalyptic number.

2049467271 is a deficient number, since it is larger than the sum of its proper divisors (683155761).

2049467271 is an equidigital number, since it uses as much as digits as its factorization.

2049467271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 683155760.

The product of its (nonzero) digits is 169344, while the sum is 42.

The square root of 2049467271 is about 45271.0423007909. The cubic root of 2049467271 is about 1270.2240435951.

The spelling of 2049467271 in words is "two billion, forty-nine million, four hundred sixty-seven thousand, two hundred seventy-one".