41668647 has 8 divisors (see below), whose sum is σ = 55757040. Its totient is φ = 27679680.

The previous prime is 41668633. The next prime is 41668651. The reversal of 41668647 is 74686614.

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

It is not a de Polignac number, because 41668647 - 2⁷ = 41668519 is a prime.

It is a super-2 number, since 2×41668647² = 3472552285621218, which contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 41668599 and 41668608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41668667) 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, 23872 + ... + 25557.

It is an arithmetic number, because the mean of its divisors is an integer number (6969630).

Almost surely, 2^41668647 is an apocalyptic number.

41668647 is a deficient number, since it is larger than the sum of its proper divisors (14088393).

41668647 is a wasteful number, since it uses less digits than its factorization.

41668647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49713.

The product of its digits is 193536, while the sum is 42.

The square root of 41668647 is about 6455.1256378168. The cubic root of 41668647 is about 346.6861294341.

The spelling of 41668647 in words is "forty-one million, six hundred sixty-eight thousand, six hundred forty-seven".