3920894976 has 88 divisors (see below), whose sum is σ = 10531471104. Its totient is φ = 1296855040.

The previous prime is 3920894969. The next prime is 3920895001. The reversal of 3920894976 is 6794980293.

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, 397561 + ... + 407303.

It is an arithmetic number, because the mean of its divisors is an integer number (119675808).

Almost surely, 2^3920894976 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 3920894976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5265735552).

3920894976 is an abundant number, since it is smaller than the sum of its proper divisors (6610576128).

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

3920894976 is a wasteful number, since it uses less digits than its factorization.

3920894976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9897 (or 9879 counting only the distinct ones).

The product of its (nonzero) digits is 5878656, while the sum is 57.

The square root of 3920894976 is about 62617.0502020017. The cubic root of 3920894976 is about 1576.8670193024.

The spelling of 3920894976 in words is "three billion, nine hundred twenty million, eight hundred ninety-four thousand, nine hundred seventy-six".