3240758778 has 32 divisors (see below), whose sum is σ = 6583749120. Its totient is φ = 1063241520.

The previous prime is 3240758761. The next prime is 3240758779. The reversal of 3240758778 is 8778570423.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 3240758778.

It is not an unprimeable number, because it can be changed into a prime (3240758779) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 624133 + ... + 629303.

It is an arithmetic number, because the mean of its divisors is an integer number (205742160).

Almost surely, 2^3240758778 is an apocalyptic number.

3240758778 is an abundant number, since it is smaller than the sum of its proper divisors (3342990342).

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

3240758778 is a wasteful number, since it uses less digits than its factorization.

3240758778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6802.

The product of its (nonzero) digits is 2634240, while the sum is 51.

The square root of 3240758778 is about 56927.6626781743. The cubic root of 3240758778 is about 1479.8427483886.

The spelling of 3240758778 in words is "three billion, two hundred forty million, seven hundred fifty-eight thousand, seven hundred seventy-eight".