2146847 has 2 divisors, whose sum is σ = 2146848. Its totient is φ = 2146846.

The previous prime is 2146817. The next prime is 2146853. The reversal of 2146847 is 7486412.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2146847 - 2¹⁰ = 2145823 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2146817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1073423 + 1073424.

It is an arithmetic number, because the mean of its divisors is an integer number (1073424).

2^2146847 is an apocalyptic number.

2146847 is a deficient number, since it is larger than the sum of its proper divisors (1).

2146847 is an equidigital number, since it uses as much as digits as its factorization.

2146847 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10752, while the sum is 32.

The square root of 2146847 is about 1465.2122713109. The cubic root of 2146847 is about 129.0031647963.

The spelling of 2146847 in words is "two million, one hundred forty-six thousand, eight hundred forty-seven".