3728007 has 12 divisors (see below), whose sum is σ = 5516784. Its totient is φ = 2424480.

The previous prime is 3727991. The next prime is 3728017. The reversal of 3728007 is 7008273.

3728007 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3728007 - 2⁴ = 3727991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3728017) 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 in 11 ways as a sum of consecutive naturals, for example, 4683 + ... + 5420.

It is an arithmetic number, because the mean of its divisors is an integer number (459732).

Almost surely, 2^3728007 is an apocalyptic number.

3728007 is a deficient number, since it is larger than the sum of its proper divisors (1788777).

3728007 is a wasteful number, since it uses less digits than its factorization.

3728007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10150 (or 10147 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 27.

The square root of 3728007 is about 1930.8047545001. The cubic root of 3728007 is about 155.0573079800.

The spelling of 3728007 in words is "three million, seven hundred twenty-eight thousand, seven".