5438918 has 4 divisors (see below), whose sum is σ = 8158380. Its totient is φ = 2719458.

The previous prime is 5438903. The next prime is 5438969. The reversal of 5438918 is 8198345.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1359728 + ... + 1359731.

It is an arithmetic number, because the mean of its divisors is an integer number (2039595).

Almost surely, 2^5438918 is an apocalyptic number.

5438918 is a deficient number, since it is larger than the sum of its proper divisors (2719462).

5438918 is a wasteful number, since it uses less digits than its factorization.

5438918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2719461.

The product of its digits is 34560, while the sum is 38.

The square root of 5438918 is about 2332.1487945669. The cubic root of 5438918 is about 175.8615258933.

The spelling of 5438918 in words is "five million, four hundred thirty-eight thousand, nine hundred eighteen".