4067138 has 8 divisors (see below), whose sum is σ = 6297600. Its totient is φ = 1967940.

The previous prime is 4067137. The next prime is 4067143. The reversal of 4067138 is 8317604.

4067138 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×4067138² = 33083223022088, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4067138.

It is not an unprimeable number, because it can be changed into a prime (4067137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32738 + ... + 32861.

It is an arithmetic number, because the mean of its divisors is an integer number (787200).

Almost surely, 2^4067138 is an apocalyptic number.

4067138 is a deficient number, since it is larger than the sum of its proper divisors (2230462).

4067138 is a wasteful number, since it uses less digits than its factorization.

4067138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65632.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 4067138 is about 2016.7146550764. The cubic root of 4067138 is about 159.6233065421.

It can be divided in two parts, 406 and 7138, that multiplied together give a triangular number (2898028 = T₂₄₀₇).

The spelling of 4067138 in words is "four million, sixty-seven thousand, one hundred thirty-eight".