3867212 has 6 divisors (see below), whose sum is σ = 6767628. Its totient is φ = 1933604.

The previous prime is 3867209. The next prime is 3867221. The reversal of 3867212 is 2127683.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 483398 + ... + 483405.

It is an arithmetic number, because the mean of its divisors is an integer number (1127938).

Almost surely, 2^3867212 is an apocalyptic number.

It is an amenable number.

3867212 is a deficient number, since it is larger than the sum of its proper divisors (2900416).

3867212 is a wasteful number, since it uses less digits than its factorization.

3867212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 966807 (or 966805 counting only the distinct ones).

The product of its digits is 4032, while the sum is 29.

The square root of 3867212 is about 1966.5228195981. The cubic root of 3867212 is about 156.9637359277.

The spelling of 3867212 in words is "three million, eight hundred sixty-seven thousand, two hundred twelve".