4138529392 has 20 divisors (see below), whose sum is σ = 8119901920. Its totient is φ = 2043070848.

The previous prime is 4138529387. The next prime is 4138529393. The reversal of 4138529392 is 2939258314.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4138529393) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1635813 + ... + 1638340.

It is an arithmetic number, because the mean of its divisors is an integer number (405995096).

Almost surely, 2^4138529392 is an apocalyptic number.

It is an amenable number.

4138529392 is a deficient number, since it is larger than the sum of its proper divisors (3981372528).

4138529392 is a wasteful number, since it uses less digits than its factorization.

4138529392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3274240 (or 3274234 counting only the distinct ones).

The product of its digits is 466560, while the sum is 46.

The square root of 4138529392 is about 64331.4028449559. The cubic root of 4138529392 is about 1605.5186248531.

The spelling of 4138529392 in words is "four billion, one hundred thirty-eight million, five hundred twenty-nine thousand, three hundred ninety-two".