3957976 has 32 divisors (see below), whose sum is σ = 8300880. Its totient is φ = 1753600.

The previous prime is 3957973. The next prime is 3957983. The reversal of 3957976 is 6797593.

3957976 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3957973) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3060 + ... + 4156.

Almost surely, 2^3957976 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3957976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4150440).

3957976 is an abundant number, since it is smaller than the sum of its proper divisors (4342904).

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

3957976 is a wasteful number, since it uses less digits than its factorization.

3957976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1155 (or 1151 counting only the distinct ones).

The product of its digits is 357210, while the sum is 46.

The square root of 3957976 is about 1989.4662600808. The cubic root of 3957976 is about 158.1822391162.

The spelling of 3957976 in words is "three million, nine hundred fifty-seven thousand, nine hundred seventy-six".