4321251200 has 384 divisors, whose sum is σ = 12951552000. Its totient is φ = 1422489600.

The previous prime is 4321251197. The next prime is 4321251241. The reversal of 4321251200 is 21521234.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 34025537 + ... + 34025663.

It is an arithmetic number, because the mean of its divisors is an integer number (33728000).

Almost surely, 2^4321251200 is an apocalyptic number.

4321251200 is a gapful number since it is divisible by the number (40) 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 4321251200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6475776000).

4321251200 is an abundant number, since it is smaller than the sum of its proper divisors (8630300800).

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

4321251200 is a wasteful number, since it uses less digits than its factorization.

4321251200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203 (or 172 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 4321251200 is about 65736.2244124197. The cubic root of 4321251200 is about 1628.8077899332.

Adding to 4321251200 its reverse (21521234), we get a palindrome (4342772434).

The spelling of 4321251200 in words is "four billion, three hundred twenty-one million, two hundred fifty-one thousand, two hundred".