38456423 has 2 divisors, whose sum is σ = 38456424. Its totient is φ = 38456422.

The previous prime is 38456419. The next prime is 38456441. The reversal of 38456423 is 32465483.

38456423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (32465483) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 38456423 - 2² = 38456419 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38456923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19228211 + 19228212.

It is an arithmetic number, because the mean of its divisors is an integer number (19228212).

Almost surely, 2^38456423 is an apocalyptic number.

38456423 is a deficient number, since it is larger than the sum of its proper divisors (1).

38456423 is an equidigital number, since it uses as much as digits as its factorization.

38456423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69120, while the sum is 35.

The square root of 38456423 is about 6201.3242940520. The cubic root of 38456423 is about 337.5382248429.

The spelling of 38456423 in words is "thirty-eight million, four hundred fifty-six thousand, four hundred twenty-three".