3240040252 has 12 divisors (see below), whose sum is σ = 5808365136. Its totient is φ = 1580507360.

The previous prime is 3240040247. The next prime is 3240040333. The reversal of 3240040252 is 2520400423.

3240040252 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 an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9878008 + ... + 9878335.

It is an arithmetic number, because the mean of its divisors is an integer number (484030428).

Almost surely, 2^3240040252 is an apocalyptic number.

It is an amenable number.

3240040252 is a deficient number, since it is larger than the sum of its proper divisors (2568324884).

3240040252 is a wasteful number, since it uses less digits than its factorization.

3240040252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19756388 (or 19756386 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 3240040252 is about 56921.3514597115. The cubic root of 3240040252 is about 1479.7333723487.

Adding to 3240040252 its reverse (2520400423), we get a palindrome (5760440675).

The spelling of 3240040252 in words is "three billion, two hundred forty million, forty thousand, two hundred fifty-two".