41409869 has 4 divisors (see below), whose sum is σ = 41422944. Its totient is φ = 41396796.

The previous prime is 41409859. The next prime is 41409889. The reversal of 41409869 is 96890414.

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, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 96890414 = 2 ⋅48445207.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41409869 is a prime.

It is a super-2 number, since 2×41409869² = 3429554501194322, 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 (41409829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1544 + ... + 9230.

It is an arithmetic number, because the mean of its divisors is an integer number (10355736).

Almost surely, 2^41409869 is an apocalyptic number.

It is an amenable number.

41409869 is a deficient number, since it is larger than the sum of its proper divisors (13075).

41409869 is an equidigital number, since it uses as much as digits as its factorization.

41409869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13074.

The product of its (nonzero) digits is 62208, while the sum is 41.

The square root of 41409869 is about 6435.0500386555. The cubic root of 41409869 is about 345.9669547556.

The spelling of 41409869 in words is "forty-one million, four hundred nine thousand, eight hundred sixty-nine".