3948886 has 8 divisors (see below), whose sum is σ = 5932080. Its totient is φ = 1971528.

The previous prime is 3948883. The next prime is 3948887. The reversal of 3948886 is 6888493.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3948881) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1215 + ... + 3061.

It is an arithmetic number, because the mean of its divisors is an integer number (741510).

Almost surely, 2^3948886 is an apocalyptic number.

3948886 is a deficient number, since it is larger than the sum of its proper divisors (1983194).

3948886 is a wasteful number, since it uses less digits than its factorization.

3948886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2918.

The product of its digits is 331776, while the sum is 46.

The square root of 3948886 is about 1987.1804145573. The cubic root of 3948886 is about 158.0610510210.

The spelling of 3948886 in words is "three million, nine hundred forty-eight thousand, eight hundred eighty-six".