2671243 has 4 divisors (see below), whose sum is σ = 2787408. Its totient is φ = 2555080.

The previous prime is 2671241. The next prime is 2671271. The reversal of 2671243 is 3421762.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3421762 = 2 ⋅1710881.

It is a cyclic number.

It is not a de Polignac number, because 2671243 - 2¹ = 2671241 is a prime.

It is a d-powerful number, because it can be written as 2¹⁹ + 6⁶ + 7⁴ + 1 + 2²¹ + 4² + 3⁶ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2671241) 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, 58048 + ... + 58093.

It is an arithmetic number, because the mean of its divisors is an integer number (696852).

2^2671243 is an apocalyptic number.

2671243 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2671243 is a deficient number, since it is larger than the sum of its proper divisors (116165).

2671243 is a wasteful number, since it uses less digits than its factorization.

2671243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116164.

The product of its digits is 2016, while the sum is 25.

The square root of 2671243 is about 1634.3937714027. The cubic root of 2671243 is about 138.7515358432.

The spelling of 2671243 in words is "two million, six hundred seventy-one thousand, two hundred forty-three".