2192459 has 2 divisors, whose sum is σ = 2192460. Its totient is φ = 2192458.

The previous prime is 2192431. The next prime is 2192471. The reversal of 2192459 is 9542912.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2192459 - 2¹⁶ = 2126923 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2192059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1096229 + 1096230.

It is an arithmetic number, because the mean of its divisors is an integer number (1096230).

2^2192459 is an apocalyptic number.

2192459 is a deficient number, since it is larger than the sum of its proper divisors (1).

2192459 is an equidigital number, since it uses as much as digits as its factorization.

2192459 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6480, while the sum is 32.

The square root of 2192459 is about 1480.6954447151. The cubic root of 2192459 is about 129.9103721458.

The spelling of 2192459 in words is "two million, one hundred ninety-two thousand, four hundred fifty-nine".