3849857423 has 2 divisors, whose sum is σ = 3849857424. Its totient is φ = 3849857422.

The previous prime is 3849857411. The next prime is 3849857447. The reversal of 3849857423 is 3247589483.

It is a weak prime.

It is an emirp because it is prime and its reverse (3247589483) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3849857423 - 2²⁶ = 3782748559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3849887423) 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, 1924928711 + 1924928712.

It is an arithmetic number, because the mean of its divisors is an integer number (1924928712).

Almost surely, 2^3849857423 is an apocalyptic number.

3849857423 is a deficient number, since it is larger than the sum of its proper divisors (1).

3849857423 is an equidigital number, since it uses as much as digits as its factorization.

3849857423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5806080, while the sum is 53.

The square root of 3849857423 is about 62047.2193011097. The cubic root of 3849857423 is about 1567.2858596707.

The spelling of 3849857423 in words is "three billion, eight hundred forty-nine million, eight hundred fifty-seven thousand, four hundred twenty-three".