3953976 has 128 divisors (see below), whose sum is σ = 12096000. Its totient is φ = 1064448.

The previous prime is 3953927. The next prime is 3953993. The reversal of 3953976 is 6793593.

3953976 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 136330 + ... + 136358.

It is an arithmetic number, because the mean of its divisors is an integer number (94500).

Almost surely, 2^3953976 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 3953976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6048000).

3953976 is an abundant number, since it is smaller than the sum of its proper divisors (8142024).

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

3953976 is a wasteful number, since it uses less digits than its factorization.

3953976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93 (or 89 counting only the distinct ones).

The product of its digits is 153090, while the sum is 42.

The square root of 3953976 is about 1988.4607112035. The cubic root of 3953976 is about 158.1289339062.

It can be divided in two parts, 395 and 3976, that added together give a triangular number (4371 = T₉₃).

The spelling of 3953976 in words is "three million, nine hundred fifty-three thousand, nine hundred seventy-six".