3766389 has 16 divisors (see below), whose sum is σ = 5767680. Its totient is φ = 2162160.

The previous prime is 3766387. The next prime is 3766397. The reversal of 3766389 is 9836673.

It is not a de Polignac number, because 3766389 - 2¹ = 3766387 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3766389.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3766387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2377 + ... + 3630.

It is an arithmetic number, because the mean of its divisors is an integer number (360480).

Almost surely, 2^3766389 is an apocalyptic number.

It is an amenable number.

3766389 is a deficient number, since it is larger than the sum of its proper divisors (2001291).

3766389 is a wasteful number, since it uses less digits than its factorization.

3766389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6040.

The product of its digits is 163296, while the sum is 42.

The square root of 3766389 is about 1940.7186813137. The cubic root of 3766389 is about 155.5876271929.

The spelling of 3766389 in words is "three million, seven hundred sixty-six thousand, three hundred eighty-nine".