3881525846 has 48 divisors (see below), whose sum is σ = 6779169600. Its totient is φ = 1660895280.

The previous prime is 3881525821. The next prime is 3881525917. The reversal of 3881525846 is 6485251883.

It is a junction number, because it is equal to n+sod(n) for n = 3881525794 and 3881525803.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 746885 + ... + 752063.

It is an arithmetic number, because the mean of its divisors is an integer number (141232700).

Almost surely, 2^3881525846 is an apocalyptic number.

3881525846 is a deficient number, since it is larger than the sum of its proper divisors (2897643754).

3881525846 is a wasteful number, since it uses less digits than its factorization.

3881525846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5385 (or 5374 counting only the distinct ones).

The product of its digits is 1843200, while the sum is 50.

The square root of 3881525846 is about 62301.8927962867. The cubic root of 3881525846 is about 1571.5715592745.

The spelling of 3881525846 in words is "three billion, eight hundred eighty-one million, five hundred twenty-five thousand, eight hundred forty-six".