3958868 has 12 divisors (see below), whose sum is σ = 6943860. Its totient is φ = 1974912.

The previous prime is 3958847. The next prime is 3958879. The reversal of 3958868 is 8688593.

It can be written as a sum of positive squares in 2 ways, for example, as 2274064 + 1684804 = 1508^2 + 1298^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1538 + ... + 3206.

It is an arithmetic number, because the mean of its divisors is an integer number (578655).

Almost surely, 2^3958868 is an apocalyptic number.

It is an amenable number.

3958868 is a deficient number, since it is larger than the sum of its proper divisors (2984992).

3958868 is a wasteful number, since it uses less digits than its factorization.

3958868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2266 (or 2264 counting only the distinct ones).

The product of its digits is 414720, while the sum is 47.

The square root of 3958868 is about 1989.6904281822. The cubic root of 3958868 is about 158.1941212801.

The spelling of 3958868 in words is "three million, nine hundred fifty-eight thousand, eight hundred sixty-eight".