3944976 has 80 divisors (see below), whose sum is σ = 11904000. Its totient is φ = 1102464.

The previous prime is 3944953. The next prime is 3944987. The reversal of 3944976 is 6794493.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19725 + ... + 19923.

It is an arithmetic number, because the mean of its divisors is an integer number (148800).

Almost surely, 2^3944976 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 3944976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5952000).

3944976 is an abundant number, since it is smaller than the sum of its proper divisors (7959024).

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

3944976 is a wasteful number, since it uses less digits than its factorization.

3944976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276 (or 270 counting only the distinct ones).

The product of its digits is 163296, while the sum is 42.

The square root of 3944976 is about 1986.1963649146. The cubic root of 3944976 is about 158.0088656030.

The spelling of 3944976 in words is "three million, nine hundred forty-four thousand, nine hundred seventy-six".