3244530400 has 72 divisors (see below), whose sum is σ = 7928633160. Its totient is φ = 1296514560.

The previous prime is 3244530389. The next prime is 3244530433. The reversal of 3244530400 is 40354423.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1430067 + ... + 1432333.

It is an arithmetic number, because the mean of its divisors is an integer number (110119905).

Almost surely, 2^3244530400 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 3244530400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3964316580).

3244530400 is an abundant number, since it is smaller than the sum of its proper divisors (4684102760).

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

3244530400 is a wasteful number, since it uses less digits than its factorization.

3244530400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4076 (or 4063 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 3244530400 is about 56960.7794890484. The cubic root of 3244530400 is about 1480.4166102543.

Adding to 3244530400 its reverse (40354423), we get a palindrome (3284884823).

The spelling of 3244530400 in words is "three billion, two hundred forty-four million, five hundred thirty thousand, four hundred".