3873789 has 12 divisors (see below), whose sum is σ = 5747196. Its totient is φ = 2512512.

The previous prime is 3873781. The next prime is 3873799. The reversal of 3873789 is 9873783.

It can be written as a sum of positive squares in 2 ways, for example, as 3090564 + 783225 = 1758^2 + 885^2 .

It is not a de Polignac number, because 3873789 - 2³ = 3873781 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3873781) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5484 + ... + 6149.

It is an arithmetic number, because the mean of its divisors is an integer number (478933).

Almost surely, 2^3873789 is an apocalyptic number.

It is an amenable number.

3873789 is a deficient number, since it is larger than the sum of its proper divisors (1873407).

3873789 is a wasteful number, since it uses less digits than its factorization.

3873789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11676 (or 11673 counting only the distinct ones).

The product of its digits is 254016, while the sum is 45.

The square root of 3873789 is about 1968.1943501596. The cubic root of 3873789 is about 157.0526687128.

The spelling of 3873789 in words is "three million, eight hundred seventy-three thousand, seven hundred eighty-nine".