41663879 has 4 divisors (see below), whose sum is σ = 43475376. Its totient is φ = 39852384.

The previous prime is 41663857. The next prime is 41663911. The reversal of 41663879 is 97836614.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 97836614 = 2 ⋅48918307.

It is a cyclic number.

It is not a de Polignac number, because 41663879 - 2¹⁶ = 41598343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41663579) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 905714 + ... + 905759.

It is an arithmetic number, because the mean of its divisors is an integer number (10868844).

Almost surely, 2^41663879 is an apocalyptic number.

41663879 is a deficient number, since it is larger than the sum of its proper divisors (1811497).

41663879 is a wasteful number, since it uses less digits than its factorization.

41663879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1811496.

The product of its digits is 217728, while the sum is 44.

The square root of 41663879 is about 6454.7563083357. The cubic root of 41663879 is about 346.6729055624.

The spelling of 41663879 in words is "forty-one million, six hundred sixty-three thousand, eight hundred seventy-nine".