3238688745 has 16 divisors (see below), whose sum is σ = 5757669120. Its totient is φ = 1727300592.

The previous prime is 3238688743. The next prime is 3238688771. The reversal of 3238688745 is 5478868323.

3238688745 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3238688745 - 2¹ = 3238688743 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 3238688691 and 3238688700.

It is not an unprimeable number, because it can be changed into a prime (3238688743) 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, 11995009 + ... + 11995278.

It is an arithmetic number, because the mean of its divisors is an integer number (359854320).

Almost surely, 2^3238688745 is an apocalyptic number.

It is an amenable number.

3238688745 is a deficient number, since it is larger than the sum of its proper divisors (2518980375).

3238688745 is a wasteful number, since it uses less digits than its factorization.

3238688745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23990301 (or 23990295 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 54.

The square root of 3238688745 is about 56909.4785163245. The cubic root of 3238688745 is about 1479.5275983474.

The spelling of 3238688745 in words is "three billion, two hundred thirty-eight million, six hundred eighty-eight thousand, seven hundred forty-five".