4320899352 has 144 divisors (see below), whose sum is σ = 14700787920. Its totient is φ = 1122295680.

The previous prime is 4320899339. The next prime is 4320899353. The reversal of 4320899352 is 2539980234.

It is a happy number.

4320899352 is a `hidden beast` number, since 4 + 3 + 208 + 99 + 352 = 666.

It is a super-2 number, since 2×4320899352² = 37340342420228039808, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4320899298 and 4320899307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4320899353) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 25558 + ... + 96410.

It is an arithmetic number, because the mean of its divisors is an integer number (102088805).

Almost surely, 2^4320899352 is an apocalyptic number.

4320899352 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4320899352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7350393960).

4320899352 is an abundant number, since it is smaller than the sum of its proper divisors (10379888568).

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

4320899352 is a wasteful number, since it uses less digits than its factorization.

4320899352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70894 (or 70876 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 45.

The square root of 4320899352 is about 65733.5481470459. The cubic root of 4320899352 is about 1628.7635814164.

The spelling of 4320899352 in words is "four billion, three hundred twenty million, eight hundred ninety-nine thousand, three hundred fifty-two".