3816816 has 40 divisors (see below), whose sum is σ = 9951744. Its totient is φ = 1260480.

The previous prime is 3816811. The next prime is 3816847. The reversal of 3816816 is 6186183.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3816811) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5985 + ... + 6591.

Almost surely, 2^3816816 is an apocalyptic number.

It is an amenable number.

3816816 is an abundant number, since it is smaller than the sum of its proper divisors (6134928).

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

3816816 is a wasteful number, since it uses less digits than its factorization.

3816816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 749 (or 743 counting only the distinct ones).

The product of its digits is 6912, while the sum is 33.

The square root of 3816816 is about 1953.6673207074. The cubic root of 3816816 is about 156.2789224327.

The spelling of 3816816 in words is "three million, eight hundred sixteen thousand, eight hundred sixteen".