3856458948 has 12 divisors (see below), whose sum is σ = 8998404240. Its totient is φ = 1285486312.

The previous prime is 3856458887. The next prime is 3856458953. The reversal of 3856458948 is 8498546583.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 3856458891 and 3856458900.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 160685778 + ... + 160685801.

It is an arithmetic number, because the mean of its divisors is an integer number (749867020).

Almost surely, 2^3856458948 is an apocalyptic number.

It is an amenable number.

3856458948 is an abundant number, since it is smaller than the sum of its proper divisors (5141945292).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3856458948 is a wasteful number, since it uses less digits than its factorization.

3856458948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321371586 (or 321371584 counting only the distinct ones).

The product of its digits is 33177600, while the sum is 60.

The square root of 3856458948 is about 62100.3941050296. The cubic root of 3856458948 is about 1568.1811801478.

The spelling of 3856458948 in words is "three billion, eight hundred fifty-six million, four hundred fifty-eight thousand, nine hundred forty-eight".