41221504 has 32 divisors (see below), whose sum is σ = 82467000. Its totient is φ = 20524032.

The previous prime is 41221501. The next prime is 41221513. The reversal of 41221504 is 40512214.

41221504 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41221501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38772 + ... + 39820.

Almost surely, 2^41221504 is an apocalyptic number.

It is an amenable number.

41221504 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

41221504 is a wasteful number, since it uses less digits than its factorization.

41221504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1370 (or 1358 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 41221504 is about 6420.3974954827. The cubic root of 41221504 is about 345.4415797702.

Adding to 41221504 its reverse (40512214), we get a palindrome (81733718).

The spelling of 41221504 in words is "forty-one million, two hundred twenty-one thousand, five hundred four".