4320251922 has 128 divisors (see below), whose sum is σ = 10695172608. Its totient is φ = 1135411200.

The previous prime is 4320251899. The next prime is 4320251927. The reversal of 4320251922 is 2291520234.

It is a self number, because there is not a number n which added to its sum of digits gives 4320251922.

It is not an unprimeable number, because it can be changed into a prime (4320251927) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 12238498 + ... + 12238850.

It is an arithmetic number, because the mean of its divisors is an integer number (83556036).

Almost surely, 2^4320251922 is an apocalyptic number.

4320251922 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 4320251922, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5347586304).

4320251922 is an abundant number, since it is smaller than the sum of its proper divisors (6374920686).

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

4320251922 is a wasteful number, since it uses less digits than its factorization.

4320251922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 724.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 4320251922 is about 65728.6233082665. The cubic root of 4320251922 is about 1628.6822277450.

The spelling of 4320251922 in words is "four billion, three hundred twenty million, two hundred fifty-one thousand, nine hundred twenty-two".