3928956 has 24 divisors (see below), whose sum is σ = 9416400. Its totient is φ = 1274112.

The previous prime is 3928937. The next prime is 3928961. The reversal of 3928956 is 6598293.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3981 + ... + 4868.

It is an arithmetic number, because the mean of its divisors is an integer number (392350).

Almost surely, 2^3928956 is an apocalyptic number.

It is an amenable number.

3928956 is an abundant number, since it is smaller than the sum of its proper divisors (5487444).

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

3928956 is a wasteful number, since it uses less digits than its factorization.

3928956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8893 (or 8891 counting only the distinct ones).

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

The square root of 3928956 is about 1982.1594285022. The cubic root of 3928956 is about 157.7946914061.

It can be divided in two parts, 3928 and 956, that added together give a palindrome (4884).

The spelling of 3928956 in words is "three million, nine hundred twenty-eight thousand, nine hundred fifty-six".