3240612688 has 20 divisors (see below), whose sum is σ = 6280306740. Its totient is φ = 1619888384.

The previous prime is 3240612673. The next prime is 3240612691. The reversal of 3240612688 is 8862160423.

It can be written as a sum of positive squares in 2 ways, for example, as 2301312784 + 939299904 = 47972^2 + 30648^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3240612688.

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, 43458 + ... + 91486.

It is an arithmetic number, because the mean of its divisors is an integer number (314015337).

Almost surely, 2^3240612688 is an apocalyptic number.

It is an amenable number.

3240612688 is a deficient number, since it is larger than the sum of its proper divisors (3039694052).

3240612688 is a wasteful number, since it uses less digits than its factorization.

3240612688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52254 (or 52248 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 40.

The square root of 3240612688 is about 56926.3795441094. The cubic root of 3240612688 is about 1479.8205114692.

The spelling of 3240612688 in words is "three billion, two hundred forty million, six hundred twelve thousand, six hundred eighty-eight".