4138038 has 24 divisors (see below), whose sum is σ = 9493848. Its totient is φ = 1298112.

The previous prime is 4138033. The next prime is 4138051. The reversal of 4138038 is 8308314.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4138033) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6456 + ... + 7067.

It is an arithmetic number, because the mean of its divisors is an integer number (395577).

Almost surely, 2^4138038 is an apocalyptic number.

4138038 is an abundant number, since it is smaller than the sum of its proper divisors (5355810).

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

4138038 is a wasteful number, since it uses less digits than its factorization.

4138038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13548 (or 13545 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 4138038 is about 2034.2168026049. The cubic root of 4138038 is about 160.5455078107.

The spelling of 4138038 in words is "four million, one hundred thirty-eight thousand, thirty-eight".