5438118 has 48 divisors (see below), whose sum is σ = 12927600. Its totient is φ = 1520064.

The previous prime is 5438107. The next prime is 5438129. The reversal of 5438118 is 8118345.

It is an interprime number because it is at equal distance from previous prime (5438107) and next prime (5438129).

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 15408 + ... + 15756.

It is an arithmetic number, because the mean of its divisors is an integer number (269325).

Almost surely, 2^5438118 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5438118, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6463800).

5438118 is an abundant number, since it is smaller than the sum of its proper divisors (7489482).

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

5438118 is a wasteful number, since it uses less digits than its factorization.

5438118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421 (or 414 counting only the distinct ones).

The product of its digits is 3840, while the sum is 30.

The square root of 5438118 is about 2331.9772726165. The cubic root of 5438118 is about 175.8529030925.

The spelling of 5438118 in words is "five million, four hundred thirty-eight thousand, one hundred eighteen".