3843685423 has 2 divisors, whose sum is σ = 3843685424. Its totient is φ = 3843685422.

The previous prime is 3843685409. The next prime is 3843685441. The reversal of 3843685423 is 3245863483.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3843685423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3843685403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1921842711 + 1921842712.

It is an arithmetic number, because the mean of its divisors is an integer number (1921842712).

Almost surely, 2^3843685423 is an apocalyptic number.

3843685423 is a deficient number, since it is larger than the sum of its proper divisors (1).

3843685423 is an equidigital number, since it uses as much as digits as its factorization.

3843685423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1658880, while the sum is 46.

The square root of 3843685423 is about 61997.4630368050. The cubic root of 3843685423 is about 1566.4478665366.

The spelling of 3843685423 in words is "three billion, eight hundred forty-three million, six hundred eighty-five thousand, four hundred twenty-three".