5438919 has 16 divisors (see below), whose sum is σ = 7547904. Its totient is φ = 3480000.

The previous prime is 5438903. The next prime is 5438969. The reversal of 5438919 is 9198345.

It is not a de Polignac number, because 5438919 - 2⁴ = 5438903 is a prime.

It is a super-2 number, since 2×5438919² = 59163679777122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5438969) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21544 + ... + 21794.

It is an arithmetic number, because the mean of its divisors is an integer number (471744).

Almost surely, 2^5438919 is an apocalyptic number.

5438919 is a deficient number, since it is larger than the sum of its proper divisors (2108985).

5438919 is a wasteful number, since it uses less digits than its factorization.

5438919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 518.

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

The square root of 5438919 is about 2332.1490089615. The cubic root of 5438919 is about 175.8615366713.

The spelling of 5438919 in words is "five million, four hundred thirty-eight thousand, nine hundred nineteen".