3823387765 has 16 divisors (see below), whose sum is σ = 4846060800. Its totient is φ = 2887814592.

The previous prime is 3823387751. The next prime is 3823387769. The reversal of 3823387765 is 5677833283.

3823387765 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 a de Polignac number, because none of the positive numbers 2^k-3823387765 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3823387769) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40845 + ... + 96514.

It is an arithmetic number, because the mean of its divisors is an integer number (302878800).

Almost surely, 2^3823387765 is an apocalyptic number.

It is an amenable number.

3823387765 is a deficient number, since it is larger than the sum of its proper divisors (1022673035).

3823387765 is a wasteful number, since it uses less digits than its factorization.

3823387765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137676.

The product of its digits is 5080320, while the sum is 52.

The square root of 3823387765 is about 61833.5488630565. The cubic root of 3823387765 is about 1563.6856429410.

The spelling of 3823387765 in words is "three billion, eight hundred twenty-three million, three hundred eighty-seven thousand, seven hundred sixty-five".