2192423 has 2 divisors, whose sum is σ = 2192424. Its totient is φ = 2192422.

The previous prime is 2192417. The next prime is 2192431. The reversal of 2192423 is 3242912.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2192423 - 2¹² = 2188327 is a prime.

It is a super-2 number, since 2×2192423² = 9613437221858, which contains 22 as substring.

It is a Sophie Germain prime.

It is a d-powerful number, because it can be written as 2 + 1 + 9² + 2¹³ + 4⁸ + 2¹⁹ + 3¹³ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2192123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1096211 + 1096212.

It is an arithmetic number, because the mean of its divisors is an integer number (1096212).

2^2192423 is an apocalyptic number.

2192423 is a deficient number, since it is larger than the sum of its proper divisors (1).

2192423 is an equidigital number, since it uses as much as digits as its factorization.

2192423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 864, while the sum is 23.

The square root of 2192423 is about 1480.6832882153. The cubic root of 2192423 is about 129.9096611026.

The spelling of 2192423 in words is "two million, one hundred ninety-two thousand, four hundred twenty-three".