3720755 has 16 divisors (see below), whose sum is σ = 4644864. Its totient is φ = 2859360.

The previous prime is 3720707. The next prime is 3720767. The reversal of 3720755 is 5570273.

3720755 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 3720755 - 2¹⁶ = 3655219 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 16574 + ... + 16796.

It is an arithmetic number, because the mean of its divisors is an integer number (290304).

Almost surely, 2^3720755 is an apocalyptic number.

3720755 is a deficient number, since it is larger than the sum of its proper divisors (924109).

3720755 is a wasteful number, since it uses less digits than its factorization.

3720755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346.

The product of its (nonzero) digits is 7350, while the sum is 29.

The square root of 3720755 is about 1928.9258669011. The cubic root of 3720755 is about 154.9566996635.

The spelling of 3720755 in words is "three million, seven hundred twenty thousand, seven hundred fifty-five".