3959907 has 16 divisors (see below), whose sum is σ = 6097152. Its totient is φ = 2239200.

The previous prime is 3959899. The next prime is 3959911. The reversal of 3959907 is 7099593.

It is a happy number.

It is not a de Polignac number, because 3959907 - 2³ = 3959899 is a prime.

It is a nialpdrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (3959947) 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, 1188 + ... + 3054.

It is an arithmetic number, because the mean of its divisors is an integer number (381072).

Almost surely, 2^3959907 is an apocalyptic number.

3959907 is a deficient number, since it is larger than the sum of its proper divisors (2137245).

3959907 is a wasteful number, since it uses less digits than its factorization.

3959907 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1978.

The product of its (nonzero) digits is 76545, while the sum is 42.

The square root of 3959907 is about 1989.9515069468. The cubic root of 3959907 is about 158.2079593533.

The spelling of 3959907 in words is "three million, nine hundred fifty-nine thousand, nine hundred seven".