41641399 has 4 divisors (see below), whose sum is σ = 41655240. Its totient is φ = 41627560.

The previous prime is 41641387. The next prime is 41641417. The reversal of 41641399 is 99314614.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 41641399 - 2⁵ = 41641367 is a prime.

It is a super-2 number, since 2×41641399² = 3468012221354402, 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 (41641099) 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, 289 + ... + 9130.

It is an arithmetic number, because the mean of its divisors is an integer number (10413810).

Almost surely, 2^41641399 is an apocalyptic number.

41641399 is a deficient number, since it is larger than the sum of its proper divisors (13841).

41641399 is an equidigital number, since it uses as much as digits as its factorization.

41641399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13840.

The product of its digits is 23328, while the sum is 37.

The square root of 41641399 is about 6453.0147218180. The cubic root of 41641399 is about 346.6105445185.

The spelling of 41641399 in words is "forty-one million, six hundred forty-one thousand, three hundred ninety-nine".