5439638 has 8 divisors (see below), whose sum is σ = 8514288. Its totient is φ = 2601544.

The previous prime is 5439619. The next prime is 5439641. The reversal of 5439638 is 8369345.

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

It is a d-powerful number, because it can be written as 5³ + 4⁸ + 3¹² + 9⁵ + 6 + 3¹⁴ + 8³ .

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 in 3 ways as a sum of consecutive naturals, for example, 59081 + ... + 59172.

It is an arithmetic number, because the mean of its divisors is an integer number (1064286).

Almost surely, 2^5439638 is an apocalyptic number.

5439638 is a deficient number, since it is larger than the sum of its proper divisors (3074650).

5439638 is a wasteful number, since it uses less digits than its factorization.

5439638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118278.

The product of its digits is 77760, while the sum is 38.

The square root of 5439638 is about 2332.3031535373. The cubic root of 5439638 is about 175.8692856911.

The spelling of 5439638 in words is "five million, four hundred thirty-nine thousand, six hundred thirty-eight".