4227794784 has 48 divisors (see below), whose sum is σ = 12331070640. Its totient is φ = 1409264640.

The previous prime is 4227794777. The next prime is 4227794819. The reversal of 4227794784 is 4874977224.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

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

It is a self number, because there is not a number n which added to its sum of digits gives 4227794784.

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, 2445777 + ... + 2447504.

It is an arithmetic number, because the mean of its divisors is an integer number (256897305).

Almost surely, 2^4227794784 is an apocalyptic number.

It is an amenable number.

4227794784 is an abundant number, since it is smaller than the sum of its proper divisors (8103275856).

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

4227794784 is a wasteful number, since it uses less digits than its factorization.

4227794784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4893300 (or 4893286 counting only the distinct ones).

The product of its digits is 6322176, while the sum is 54.

The square root of 4227794784 is about 65021.4947844173. The cubic root of 4227794784 is about 1616.9799426813.

The spelling of 4227794784 in words is "four billion, two hundred twenty-seven million, seven hundred ninety-four thousand, seven hundred eighty-four".