3922872768 has 70 divisors (see below), whose sum is σ = 11628639176. Its totient is φ = 1307622528.

The previous prime is 3922872749. The next prime is 3922872769. The reversal of 3922872768 is 8672782293.

3922872768 is a `hidden beast` number, since 3 + 92 + 287 + 276 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3922872769) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 373180 + ... + 383547.

Almost surely, 2^3922872768 is an apocalyptic number.

It is an amenable number.

3922872768 is an abundant number, since it is smaller than the sum of its proper divisors (7705766408).

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

3922872768 is an equidigital number, since it uses as much as digits as its factorization.

3922872768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 756751 (or 756732 counting only the distinct ones).

The product of its digits is 4064256, while the sum is 54.

The square root of 3922872768 is about 62632.8409702131. The cubic root of 3922872768 is about 1577.1321110529.

The spelling of 3922872768 in words is "three billion, nine hundred twenty-two million, eight hundred seventy-two thousand, seven hundred sixty-eight".