41665634 has 16 divisors (see below), whose sum is σ = 64956600. Its totient is φ = 20020224.

The previous prime is 41665633. The next prime is 41665639. The reversal of 41665634 is 43656614.

41665634 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 39025009 + 2640625 = 6247^2 + 1625^2 .

It is a junction number, because it is equal to n+sod(n) for n = 41665594 and 41665603.

It is not an unprimeable number, because it can be changed into a prime (41665633) 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 7 ways as a sum of consecutive naturals, for example, 11714 + ... + 14850.

Almost surely, 2^41665634 is an apocalyptic number.

41665634 is a deficient number, since it is larger than the sum of its proper divisors (23290966).

41665634 is a wasteful number, since it uses less digits than its factorization.

41665634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3397.

The product of its digits is 51840, while the sum is 35.

The square root of 41665634 is about 6454.8922531674. The cubic root of 41665634 is about 346.6777731074.

The spelling of 41665634 in words is "forty-one million, six hundred sixty-five thousand, six hundred thirty-four".