4087423 has 2 divisors, whose sum is σ = 4087424. Its totient is φ = 4087422.

The previous prime is 4087403. The next prime is 4087439. The reversal of 4087423 is 3247804.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4087423 - 2⁹ = 4086911 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4087391 and 4087400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4087403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2043711 + 2043712.

It is an arithmetic number, because the mean of its divisors is an integer number (2043712).

Almost surely, 2^4087423 is an apocalyptic number.

4087423 is a deficient number, since it is larger than the sum of its proper divisors (1).

4087423 is an equidigital number, since it uses as much as digits as its factorization.

4087423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 4087423 is about 2021.7376189803. The cubic root of 4087423 is about 159.8882422695. Note that the first 3 decimals are identical.

The spelling of 4087423 in words is "four million, eighty-seven thousand, four hundred twenty-three".