4223445200 has 90 divisors (see below), whose sum is σ = 10987568514. Its totient is φ = 1559400960.

The previous prime is 4223445157. The next prime is 4223445217. The reversal of 4223445200 is 25443224.

It is a happy number.

It can be written as a sum of positive squares in 9 ways, for example, as 3348705424 + 874739776 = 57868^2 + 29576^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a self number, because there is not a number n which added to its sum of digits gives 4223445200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 36362 + ... + 98838.

Almost surely, 2^4223445200 is an apocalyptic number.

4223445200 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 4223445200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5493784257).

4223445200 is an abundant number, since it is smaller than the sum of its proper divisors (6764123314).

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

4223445200 is a wasteful number, since it uses less digits than its factorization.

4223445200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62521 (or 62497 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 26.

The square root of 4223445200 is about 64988.0388994775. The cubic root of 4223445200 is about 1616.4252324240.

Adding to 4223445200 its reverse (25443224), we get a palindrome (4248888424).

The spelling of 4223445200 in words is "four billion, two hundred twenty-three million, four hundred forty-five thousand, two hundred".