3959862 has 16 divisors (see below), whose sum is σ = 8113392. Its totient is φ = 1287680.

The previous prime is 3959849. The next prime is 3959869. The reversal of 3959862 is 2689593.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3959869) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7803 + ... + 8294.

It is an arithmetic number, because the mean of its divisors is an integer number (507087).

Almost surely, 2^3959862 is an apocalyptic number.

3959862 is an abundant number, since it is smaller than the sum of its proper divisors (4153530).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3959862 is a wasteful number, since it uses less digits than its factorization.

3959862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16143.

The product of its digits is 116640, while the sum is 42.

The square root of 3959862 is about 1989.9402001065. The cubic root of 3959862 is about 158.2073600643.

The spelling of 3959862 in words is "three million, nine hundred fifty-nine thousand, eight hundred sixty-two".