3623728 has 10 divisors (see below), whose sum is σ = 7021004. Its totient is φ = 1811856.

The previous prime is 3623723. The next prime is 3623729. The reversal of 3623728 is 8273263.

3623728 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 3623728.

It is not an unprimeable number, because it can be changed into a prime (3623723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113226 + ... + 113257.

Almost surely, 2^3623728 is an apocalyptic number.

It is an amenable number.

3623728 is a deficient number, since it is larger than the sum of its proper divisors (3397276).

3623728 is a wasteful number, since it uses less digits than its factorization.

3623728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226491 (or 226485 counting only the distinct ones).

The product of its digits is 12096, while the sum is 31.

The square root of 3623728 is about 1903.6092035920. The cubic root of 3623728 is about 153.5978714259.

The spelling of 3623728 in words is "three million, six hundred twenty-three thousand, seven hundred twenty-eight".