41722581 has 8 divisors (see below), whose sum is σ = 55760320. Its totient is φ = 27749952.

The previous prime is 41722579. The next prime is 41722609. The reversal of 41722581 is 18522714.

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

It is not a de Polignac number, because 41722581 - 2¹ = 41722579 is a prime.

It is a super-2 number, since 2×41722581² = 3481547530603122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41722531) 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, 14761 + ... + 17358.

It is an arithmetic number, because the mean of its divisors is an integer number (6970040).

Almost surely, 2^41722581 is an apocalyptic number.

It is an amenable number.

41722581 is a deficient number, since it is larger than the sum of its proper divisors (14037739).

41722581 is a wasteful number, since it uses less digits than its factorization.

41722581 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32555.

The product of its digits is 4480, while the sum is 30.

The square root of 41722581 is about 6459.3018972641. The cubic root of 41722581 is about 346.8356431932.

The spelling of 41722581 in words is "forty-one million, seven hundred twenty-two thousand, five hundred eighty-one".