3867071946 has 16 divisors (see below), whose sum is σ = 7943175264. Its totient is φ = 1254185424.

The previous prime is 3867071939. The next prime is 3867071959. The reversal of 3867071946 is 6491707683.

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, 8709400 + ... + 8709843.

It is an arithmetic number, because the mean of its divisors is an integer number (496448454).

Almost surely, 2^3867071946 is an apocalyptic number.

3867071946 is an abundant number, since it is smaller than the sum of its proper divisors (4076103318).

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

3867071946 is a wasteful number, since it uses less digits than its factorization.

3867071946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17419285.

The product of its (nonzero) digits is 1524096, while the sum is 51.

The square root of 3867071946 is about 62185.7857231056. The cubic root of 3867071946 is about 1569.6184105143.

The spelling of 3867071946 in words is "three billion, eight hundred sixty-seven million, seventy-one thousand, nine hundred forty-six".