3959858 has 8 divisors (see below), whose sum is σ = 6788352. Its totient is φ = 1697076.

The previous prime is 3959849. The next prime is 3959869. The reversal of 3959858 is 8589593.

3959858 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 141410 + ... + 141437.

It is an arithmetic number, because the mean of its divisors is an integer number (848544).

Almost surely, 2^3959858 is an apocalyptic number.

3959858 is a deficient number, since it is larger than the sum of its proper divisors (2828494).

3959858 is a wasteful number, since it uses less digits than its factorization.

3959858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282856.

The product of its digits is 388800, while the sum is 47.

The square root of 3959858 is about 1989.9391950509. The cubic root of 3959858 is about 158.2073067940.

The spelling of 3959858 in words is "three million, nine hundred fifty-nine thousand, eight hundred fifty-eight".