41663649 has 8 divisors (see below), whose sum is σ = 57966912. Its totient is φ = 26568080.

The previous prime is 41663641. The next prime is 41663653. The reversal of 41663649 is 94636614.

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

It is a cyclic number.

It is not a de Polignac number, because 41663649 - 2³ = 41663641 is a prime.

It is not an unprimeable number, because it can be changed into a prime (41663641) 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, 301842 + ... + 301979.

It is an arithmetic number, because the mean of its divisors is an integer number (7245864).

Almost surely, 2^41663649 is an apocalyptic number.

It is an amenable number.

41663649 is a deficient number, since it is larger than the sum of its proper divisors (16303263).

41663649 is a wasteful number, since it uses less digits than its factorization.

41663649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 603847.

The product of its digits is 93312, while the sum is 39.

The square root of 41663649 is about 6454.7384919918. The cubic root of 41663649 is about 346.6722676404.

The spelling of 41663649 in words is "forty-one million, six hundred sixty-three thousand, six hundred forty-nine".