3240734789 has 16 divisors (see below), whose sum is σ = 3308078592. Its totient is φ = 3174294528.

The previous prime is 3240734747. The next prime is 3240734807. The reversal of 3240734789 is 9874370423.

It is a cyclic number.

It is not a de Polignac number, because 3240734789 - 2⁸ = 3240734533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3240734719) 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, 5039702 + ... + 5040344.

It is an arithmetic number, because the mean of its divisors is an integer number (206754912).

Almost surely, 2^3240734789 is an apocalyptic number.

It is an amenable number.

3240734789 is a deficient number, since it is larger than the sum of its proper divisors (67343803).

3240734789 is a wasteful number, since it uses less digits than its factorization.

3240734789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1196.

The product of its (nonzero) digits is 1016064, while the sum is 47.

The square root of 3240734789 is about 56927.4519805691. The cubic root of 3240734789 is about 1479.8390969767.

The spelling of 3240734789 in words is "three billion, two hundred forty million, seven hundred thirty-four thousand, seven hundred eighty-nine".