43682423 has 2 divisors, whose sum is σ = 43682424. Its totient is φ = 43682422.

The previous prime is 43682393. The next prime is 43682447. The reversal of 43682423 is 32428634.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 43682423 - 2¹⁴ = 43666039 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 43682423.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43682473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21841211 + 21841212.

It is an arithmetic number, because the mean of its divisors is an integer number (21841212).

Almost surely, 2^43682423 is an apocalyptic number.

43682423 is a deficient number, since it is larger than the sum of its proper divisors (1).

43682423 is an equidigital number, since it uses as much as digits as its factorization.

43682423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27648, while the sum is 32.

The square root of 43682423 is about 6609.2679624902. The cubic root of 43682423 is about 352.1834201395.

The spelling of 43682423 in words is "forty-three million, six hundred eighty-two thousand, four hundred twenty-three".