3726816 has 24 divisors (see below), whose sum is σ = 9783144. Its totient is φ = 1242240.

The previous prime is 3726809. The next prime is 3726817. The reversal of 3726816 is 6186273.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3726817) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19315 + ... + 19506.

It is an arithmetic number, because the mean of its divisors is an integer number (407631).

Almost surely, 2^3726816 is an apocalyptic number.

It is an amenable number.

3726816 is an abundant number, since it is smaller than the sum of its proper divisors (6056328).

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

3726816 is a wasteful number, since it uses less digits than its factorization.

3726816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38834 (or 38826 counting only the distinct ones).

The product of its digits is 12096, while the sum is 33.

The square root of 3726816 is about 1930.4963092428. The cubic root of 3726816 is about 155.0407939799.

The spelling of 3726816 in words is "three million, seven hundred twenty-six thousand, eight hundred sixteen".