41721069 has 16 divisors (see below), whose sum is σ = 60443712. Its totient is φ = 25444608.

The previous prime is 41721061. The next prime is 41721073. The reversal of 41721069 is 96012714.

It is a happy number.

It is not a de Polignac number, because 41721069 - 2³ = 41721061 is a prime.

It is a super-2 number, since 2×41721069² = 3481295197005522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41721061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 327 + ... + 9140.

It is an arithmetic number, because the mean of its divisors is an integer number (3777732).

Almost surely, 2^41721069 is an apocalyptic number.

It is an amenable number.

41721069 is a deficient number, since it is larger than the sum of its proper divisors (18722643).

41721069 is a wasteful number, since it uses less digits than its factorization.

41721069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9596.

The product of its (nonzero) digits is 3024, while the sum is 30.

The square root of 41721069 is about 6459.1848556919. The cubic root of 41721069 is about 346.8314534410.

The spelling of 41721069 in words is "forty-one million, seven hundred twenty-one thousand, sixty-nine".