3722765 has 16 divisors (see below), whose sum is σ = 4752000. Its totient is φ = 2791872.

The previous prime is 3722713. The next prime is 3722767. The reversal of 3722765 is 5672273.

It is a happy number.

3722765 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 3722765 - 2¹⁰ = 3721741 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3722767) 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 15 ways as a sum of consecutive naturals, for example, 14024 + ... + 14286.

It is an arithmetic number, because the mean of its divisors is an integer number (297000).

Almost surely, 2^3722765 is an apocalyptic number.

It is an amenable number.

3722765 is a deficient number, since it is larger than the sum of its proper divisors (1029235).

3722765 is a wasteful number, since it uses less digits than its factorization.

3722765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436.

The product of its digits is 17640, while the sum is 32.

The square root of 3722765 is about 1929.4468119127. The cubic root of 3722765 is about 154.9845978452.

The spelling of 3722765 in words is "three million, seven hundred twenty-two thousand, seven hundred sixty-five".