4138782532 has 12 divisors (see below), whose sum is σ = 7668920700. Its totient is φ = 1947662336.

The previous prime is 4138782511. The next prime is 4138782539. The reversal of 4138782532 is 2352878314.

It can be written as a sum of positive squares in 2 ways, for example, as 1589138496 + 2549644036 = 39864^2 + 50494^2 .

It is not an unprimeable number, because it can be changed into a prime (4138782539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30432157 + ... + 30432292.

It is an arithmetic number, because the mean of its divisors is an integer number (639076725).

Almost surely, 2^4138782532 is an apocalyptic number.

It is an amenable number.

4138782532 is a deficient number, since it is larger than the sum of its proper divisors (3530138168).

4138782532 is a wasteful number, since it uses less digits than its factorization.

4138782532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60864470 (or 60864468 counting only the distinct ones).

The product of its digits is 322560, while the sum is 43.

The square root of 4138782532 is about 64333.3702832364. The cubic root of 4138782532 is about 1605.5513589204.

It can be divided in two parts, 4138782 and 532, that added together give a palindrome (4139314).

The spelling of 4138782532 in words is "four billion, one hundred thirty-eight million, seven hundred eighty-two thousand, five hundred thirty-two".