4138959 has 8 divisors (see below), whose sum is σ = 6020352. Its totient is φ = 2508440.

The previous prime is 4138957. The next prime is 4138963. The reversal of 4138959 is 9598314.

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

It is not a de Polignac number, because 4138959 - 2¹ = 4138957 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4138951) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62679 + ... + 62744.

It is an arithmetic number, because the mean of its divisors is an integer number (752544).

Almost surely, 2^4138959 is an apocalyptic number.

4138959 is a deficient number, since it is larger than the sum of its proper divisors (1881393).

4138959 is a wasteful number, since it uses less digits than its factorization.

4138959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125437.

The product of its digits is 38880, while the sum is 39.

The square root of 4138959 is about 2034.4431670607. The cubic root of 4138959 is about 160.5574177580.

The spelling of 4138959 in words is "four million, one hundred thirty-eight thousand, nine hundred fifty-nine".