41721313 has 8 divisors (see below), whose sum is σ = 42850080. Its totient is φ = 40597920.

The previous prime is 41721307. The next prime is 41721347. The reversal of 41721313 is 31312714.

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 41721313 - 2⁹ = 41720801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41721353) 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, 18058 + ... + 20236.

It is an arithmetic number, because the mean of its divisors is an integer number (5356260).

Almost surely, 2^41721313 is an apocalyptic number.

It is an amenable number.

41721313 is a deficient number, since it is larger than the sum of its proper divisors (1128767).

41721313 is a wasteful number, since it uses less digits than its factorization.

41721313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2687.

The product of its digits is 504, while the sum is 22.

The square root of 41721313 is about 6459.2037434966. The cubic root of 41721313 is about 346.8321295718.

The spelling of 41721313 in words is "forty-one million, seven hundred twenty-one thousand, three hundred thirteen".