4138075 has 6 divisors (see below), whose sum is σ = 5131244. Its totient is φ = 3310440.

The previous prime is 4138073. The next prime is 4138111. The reversal of 4138075 is 5708314.

It is not a de Polignac number, because 4138075 - 2¹ = 4138073 is a prime.

It is a Duffinian number.

4138075 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4138073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 82737 + ... + 82786.

Almost surely, 2^4138075 is an apocalyptic number.

4138075 is a deficient number, since it is larger than the sum of its proper divisors (993169).

4138075 is a wasteful number, since it uses less digits than its factorization.

4138075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165533 (or 165528 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 4138075 is about 2034.2258969937. The cubic root of 4138075 is about 160.5459863117.

The spelling of 4138075 in words is "four million, one hundred thirty-eight thousand, seventy-five".