3967813006 has 4 divisors (see below), whose sum is σ = 5951719512. Its totient is φ = 1983906502.

The previous prime is 3967813001. The next prime is 3967813009. The reversal of 3967813006 is 6003187693.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3967813001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 991953250 + ... + 991953253.

It is an arithmetic number, because the mean of its divisors is an integer number (1487929878).

Almost surely, 2^3967813006 is an apocalyptic number.

3967813006 is a deficient number, since it is larger than the sum of its proper divisors (1983906506).

3967813006 is a wasteful number, since it uses less digits than its factorization.

3967813006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1983906505.

The product of its (nonzero) digits is 163296, while the sum is 43.

The square root of 3967813006 is about 62990.5787082481. The cubic root of 3967813006 is about 1583.1317744632.

The spelling of 3967813006 in words is "three billion, nine hundred sixty-seven million, eight hundred thirteen thousand, six".