41728417 has 4 divisors (see below), whose sum is σ = 43542720. Its totient is φ = 39914116.

The previous prime is 41728411. The next prime is 41728439. The reversal of 41728417 is 71482714.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 41728417 - 2⁷ = 41728289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41728411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 907117 + ... + 907162.

It is an arithmetic number, because the mean of its divisors is an integer number (10885680).

Almost surely, 2^41728417 is an apocalyptic number.

It is an amenable number.

41728417 is a deficient number, since it is larger than the sum of its proper divisors (1814303).

41728417 is a wasteful number, since it uses less digits than its factorization.

41728417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1814302.

The product of its digits is 12544, while the sum is 34.

The square root of 41728417 is about 6459.7536330730. The cubic root of 41728417 is about 346.8518138007.

The spelling of 41728417 in words is "forty-one million, seven hundred twenty-eight thousand, four hundred seventeen".