41681439 has 16 divisors (see below), whose sum is σ = 63880800. Its totient is φ = 26828928.

The previous prime is 41681413. The next prime is 41681447. The reversal of 41681439 is 93418614.

It is not a de Polignac number, because 41681439 - 2⁵ = 41681407 is a prime.

It is a super-2 number, since 2×41681439² = 3474684714221442, which contains 22 as substring.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41681489) 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, 25834 + ... + 27399.

It is an arithmetic number, because the mean of its divisors is an integer number (3992550).

Almost surely, 2^41681439 is an apocalyptic number.

41681439 is a deficient number, since it is larger than the sum of its proper divisors (22199361).

41681439 is a wasteful number, since it uses less digits than its factorization.

41681439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53271 (or 53265 counting only the distinct ones).

The product of its digits is 20736, while the sum is 36.

The square root of 41681439 is about 6456.1164022964. The cubic root of 41681439 is about 346.7216025899.

The spelling of 41681439 in words is "forty-one million, six hundred eighty-one thousand, four hundred thirty-nine".