3867406847 has 4 divisors (see below), whose sum is σ = 3882112080. Its totient is φ = 3852701616.

The previous prime is 3867406841. The next prime is 3867406861. The reversal of 3867406847 is 7486047683.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3867406847 - 2⁴ = 3867406831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3867406841) 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, 7352222 + ... + 7352747.

It is an arithmetic number, because the mean of its divisors is an integer number (970528020).

Almost surely, 2^3867406847 is an apocalyptic number.

3867406847 is a deficient number, since it is larger than the sum of its proper divisors (14705233).

3867406847 is a wasteful number, since it uses less digits than its factorization.

3867406847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14705232.

The product of its (nonzero) digits is 5419008, while the sum is 53.

The square root of 3867406847 is about 62188.4784103937. The cubic root of 3867406847 is about 1569.6637205584.

The spelling of 3867406847 in words is "three billion, eight hundred sixty-seven million, four hundred six thousand, eight hundred forty-seven".