4222401500 has 96 divisors (see below), whose sum is σ = 9559560192. Its totient is φ = 1627560000.

The previous prime is 4222401497. The next prime is 4222401511. The reversal of 4222401500 is 51042224.

It is a happy number.

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 31 ways as a sum of consecutive naturals, for example, 5130089 + ... + 5130911.

It is an arithmetic number, because the mean of its divisors is an integer number (99578752).

Almost surely, 2^4222401500 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4222401500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4779780096).

4222401500 is an abundant number, since it is smaller than the sum of its proper divisors (5337158692).

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

4222401500 is a wasteful number, since it uses less digits than its factorization.

4222401500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1204 (or 1192 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 4222401500 is about 64980.0084641423. The cubic root of 4222401500 is about 1616.2920708364.

Adding to 4222401500 its reverse (51042224), we get a palindrome (4273443724).

The spelling of 4222401500 in words is "four billion, two hundred twenty-two million, four hundred one thousand, five hundred".