4012422320 has 20 divisors (see below), whose sum is σ = 9328882080. Its totient is φ = 1604968896.

The previous prime is 4012422317. The next prime is 4012422343. The reversal of 4012422320 is 232242104.

4012422320 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 (20).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 4012422292 and 4012422301.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25077560 + ... + 25077719.

It is an arithmetic number, because the mean of its divisors is an integer number (466444104).

Almost surely, 2^4012422320 is an apocalyptic number.

4012422320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4012422320 is an abundant number, since it is smaller than the sum of its proper divisors (5316459760).

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

4012422320 is a wasteful number, since it uses less digits than its factorization.

4012422320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50155292 (or 50155286 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 4012422320 is about 63343.6841366209. The cubic root of 4012422320 is about 1589.0426207844.

Adding to 4012422320 its reverse (232242104), we get a palindrome (4244664424).

The spelling of 4012422320 in words is "four billion, twelve million, four hundred twenty-two thousand, three hundred twenty".