3243240144 has 120 divisors (see below), whose sum is σ = 9627508800. Its totient is φ = 1015686144.

The previous prime is 3243240101. The next prime is 3243240149. The reversal of 3243240144 is 4410423423.

It is a happy number.

3243240144 is a `hidden beast` number, since 324 + 324 + 0 + 14 + 4 = 666.

3243240144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3243240149) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2317557 + ... + 2318955.

It is an arithmetic number, because the mean of its divisors is an integer number (80229240).

Almost surely, 2^3243240144 is an apocalyptic number.

3243240144 is a gapful number since it is divisible by the number (34) 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 3243240144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4813754400).

3243240144 is an abundant number, since it is smaller than the sum of its proper divisors (6384268656).

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

3243240144 is a wasteful number, since it uses less digits than its factorization.

3243240144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2377 (or 2368 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

The square root of 3243240144 is about 56949.4525346820. The cubic root of 3243240144 is about 1480.2203445976.

Adding to 3243240144 its reverse (4410423423), we get a palindrome (7653663567).

The spelling of 3243240144 in words is "three billion, two hundred forty-three million, two hundred forty thousand, one hundred forty-four".