3877840825 has 12 divisors (see below), whose sum is σ = 5017589568. Its totient is φ = 2967390800.

The previous prime is 3877840823. The next prime is 3877840829. The reversal of 3877840825 is 5280487783.

It is not a de Polignac number, because 3877840825 - 2¹ = 3877840823 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3877840823) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3371461 + ... + 3372610.

It is an arithmetic number, because the mean of its divisors is an integer number (418132464).

Almost surely, 2^3877840825 is an apocalyptic number.

It is an amenable number.

3877840825 is a deficient number, since it is larger than the sum of its proper divisors (1139748743).

3877840825 is a wasteful number, since it uses less digits than its factorization.

3877840825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6744104 (or 6744099 counting only the distinct ones).

The product of its (nonzero) digits is 3010560, while the sum is 52.

The square root of 3877840825 is about 62272.3118649051. The cubic root of 3877840825 is about 1571.0740652398.

The spelling of 3877840825 in words is "three billion, eight hundred seventy-seven million, eight hundred forty thousand, eight hundred twenty-five".