2192863 has 2 divisors, whose sum is σ = 2192864. Its totient is φ = 2192862.

The previous prime is 2192857. The next prime is 2192873. The reversal of 2192863 is 3682912.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2192863 - 2⁵ = 2192831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2192873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1096431 + 1096432.

It is an arithmetic number, because the mean of its divisors is an integer number (1096432).

2^2192863 is an apocalyptic number.

2192863 is a deficient number, since it is larger than the sum of its proper divisors (1).

2192863 is an equidigital number, since it uses as much as digits as its factorization.

2192863 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 31.

The square root of 2192863 is about 1480.8318608134. The cubic root of 2192863 is about 129.9183510965.

The spelling of 2192863 in words is "two million, one hundred ninety-two thousand, eight hundred sixty-three".