41687623 has 4 divisors (see below), whose sum is σ = 42016000. Its totient is φ = 41359248.

The previous prime is 41687617. The next prime is 41687651. The reversal of 41687623 is 32678614.

41687623 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 41687623 - 2¹³ = 41679431 is a prime.

It is a super-2 number, since 2×41687623² = 3475715822780258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41687323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 163998 + ... + 164251.

It is an arithmetic number, because the mean of its divisors is an integer number (10504000).

Almost surely, 2^41687623 is an apocalyptic number.

41687623 is a deficient number, since it is larger than the sum of its proper divisors (328377).

41687623 is a wasteful number, since it uses less digits than its factorization.

41687623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328376.

The product of its digits is 48384, while the sum is 37.

The square root of 41687623 is about 6456.5953102235. The cubic root of 41687623 is about 346.7387486739.

Subtracting from 41687623 its reverse (32678614), we obtain a palindrome (9009009).

The spelling of 41687623 in words is "forty-one million, six hundred eighty-seven thousand, six hundred twenty-three".