3865491848 has 32 divisors (see below), whose sum is σ = 7277830560. Its totient is φ = 1924757760.

The previous prime is 3865491823. The next prime is 3865491857. The reversal of 3865491848 is 8481945683.

It is a happy number.

3865491848 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 3865491793 and 3865491802.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2708111 + ... + 2709537.

It is an arithmetic number, because the mean of its divisors is an integer number (227432205).

Almost surely, 2^3865491848 is an apocalyptic number.

It is an amenable number.

3865491848 is a deficient number, since it is larger than the sum of its proper divisors (3412338712).

3865491848 is a wasteful number, since it uses less digits than its factorization.

3865491848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2597 (or 2593 counting only the distinct ones).

The product of its digits is 6635520, while the sum is 56.

The square root of 3865491848 is about 62173.0797693021. The cubic root of 3865491848 is about 1569.4045976845.

The spelling of 3865491848 in words is "three billion, eight hundred sixty-five million, four hundred ninety-one thousand, eight hundred forty-eight".