3957789 has 12 divisors (see below), whose sum is σ = 5800928. Its totient is φ = 2398440.

The previous prime is 3957781. The next prime is 3957799. The reversal of 3957789 is 9877593.

3957789 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 3957789 - 2³ = 3957781 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3957781) 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 11 ways as a sum of consecutive naturals, for example, 5089 + ... + 5814.

Almost surely, 2^3957789 is an apocalyptic number.

It is an amenable number.

3957789 is a deficient number, since it is larger than the sum of its proper divisors (1843139).

3957789 is a wasteful number, since it uses less digits than its factorization.

3957789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10928 (or 10917 counting only the distinct ones).

The product of its digits is 476280, while the sum is 48.

The square root of 3957789 is about 1989.4192619958. The cubic root of 3957789 is about 158.1797478981.

The spelling of 3957789 in words is "three million, nine hundred fifty-seven thousand, seven hundred eighty-nine".