41439 has 8 divisors (see below), whose sum is σ = 58240. Its totient is φ = 26136.

The previous prime is 41413. The next prime is 41443. The reversal of 41439 is 93414.

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

It is not a de Polignac number, because 41439 - 2⁸ = 41183 is a prime.

It is a Duffinian number.

41439 is a lucky number.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41479) 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, 307 + ... + 420.

It is an arithmetic number, because the mean of its divisors is an integer number (7280).

2⁴¹⁴³⁹ is an apocalyptic number.

41439 is a deficient number, since it is larger than the sum of its proper divisors (16801).

41439 is a wasteful number, since it uses less digits than its factorization.

41439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 749.

The product of its digits is 432, while the sum is 21.

The square root of 41439 is about 203.5657142055. The cubic root of 41439 is about 34.6048062643.

The spelling of 41439 in words is "forty-one thousand, four hundred thirty-nine".