3940056448 has 64 divisors (see below), whose sum is σ = 8376015600. Its totient is φ = 1840693248.

The previous prime is 3940056443. The next prime is 3940056451. The reversal of 3940056448 is 8446500493.

It is a happy number.

3940056448 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3940056443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166440 + ... + 188632.

Almost surely, 2^3940056448 is an apocalyptic number.

3940056448 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3940056448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4188007800).

3940056448 is an abundant number, since it is smaller than the sum of its proper divisors (4435959152).

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

3940056448 is a wasteful number, since it uses less digits than its factorization.

3940056448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22299 (or 22287 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 43.

The square root of 3940056448 is about 62769.8689499986. The cubic root of 3940056448 is about 1579.4315703455.

The spelling of 3940056448 in words is "three billion, nine hundred forty million, fifty-six thousand, four hundred forty-eight".