4080392538 has 32 divisors (see below), whose sum is σ = 8652134400. Its totient is φ = 1279269936.

The previous prime is 4080392489. The next prime is 4080392621. The reversal of 4080392538 is 8352930804.

It is a self number, because there is not a number n which added to its sum of digits gives 4080392538.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112906 + ... + 144597.

It is an arithmetic number, because the mean of its divisors is an integer number (270379200).

Almost surely, 2^4080392538 is an apocalyptic number.

4080392538 is an abundant number, since it is smaller than the sum of its proper divisors (4571741862).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4080392538 is a wasteful number, since it uses less digits than its factorization.

4080392538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257666.

The product of its (nonzero) digits is 207360, while the sum is 42.

The square root of 4080392538 is about 63877.9503271669. The cubic root of 4080392538 is about 1597.9651917044.

The spelling of 4080392538 in words is "four billion, eighty million, three hundred ninety-two thousand, five hundred thirty-eight".