4378722192 has 160 divisors (see below), whose sum is σ = 13571631360. Its totient is φ = 1343692800.

The previous prime is 4378722157. The next prime is 4378722199. The reversal of 4378722192 is 2912278734.

4378722192 is a `hidden beast` number, since 437 + 8 + 7 + 22 + 192 = 666.

It is not an unprimeable number, because it can be changed into a prime (4378722199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2734192 + ... + 2735792.

It is an arithmetic number, because the mean of its divisors is an integer number (84822696).

Almost surely, 2^4378722192 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 4378722192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6785815680).

4378722192 is an abundant number, since it is smaller than the sum of its proper divisors (9192909168).

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

4378722192 is a wasteful number, since it uses less digits than its factorization.

4378722192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2118 (or 2106 counting only the distinct ones).

The product of its digits is 338688, while the sum is 45.

The square root of 4378722192 is about 66171.9139212400. The cubic root of 4378722192 is about 1635.9968535916.

The spelling of 4378722192 in words is "four billion, three hundred seventy-eight million, seven hundred twenty-two thousand, one hundred ninety-two".