4197866812 has 12 divisors (see below), whose sum is σ = 7599586680. Its totient is φ = 2026556336.

The previous prime is 4197866801. The next prime is 4197866887. The reversal of 4197866812 is 2186687914.

It is a self number, because there is not a number n which added to its sum of digits gives 4197866812.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18094138 + ... + 18094369.

It is an arithmetic number, because the mean of its divisors is an integer number (633298890).

Almost surely, 2^4197866812 is an apocalyptic number.

It is an amenable number.

4197866812 is a deficient number, since it is larger than the sum of its proper divisors (3401719868).

4197866812 is a wasteful number, since it uses less digits than its factorization.

4197866812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36188540 (or 36188538 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 52.

The square root of 4197866812 is about 64790.9469910728. The cubic root of 4197866812 is about 1613.1554452721.

The spelling of 4197866812 in words is "four billion, one hundred ninety-seven million, eight hundred sixty-six thousand, eight hundred twelve".