3851487273 has 4 divisors (see below), whose sum is σ = 5135316368. Its totient is φ = 2567658180.

The previous prime is 3851487247. The next prime is 3851487301. The reversal of 3851487273 is 3727841583.

3851487273 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 3851487273 - 2⁹ = 3851486761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3851480273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 641914543 + ... + 641914548.

It is an arithmetic number, because the mean of its divisors is an integer number (1283829092).

Almost surely, 2^3851487273 is an apocalyptic number.

It is an amenable number.

3851487273 is a deficient number, since it is larger than the sum of its proper divisors (1283829095).

3851487273 is a wasteful number, since it uses less digits than its factorization.

3851487273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1283829094.

The product of its digits is 1128960, while the sum is 48.

The square root of 3851487273 is about 62060.3518601047. The cubic root of 3851487273 is about 1567.5070003681.

The spelling of 3851487273 in words is "three billion, eight hundred fifty-one million, four hundred eighty-seven thousand, two hundred seventy-three".