41521442 has 4 divisors (see below), whose sum is σ = 62282166. Its totient is φ = 20760720.

The previous prime is 41521423. The next prime is 41521489. The reversal of 41521442 is 24412514.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 32273761 + 9247681 = 5681^2 + 3041^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10380359 + ... + 10380362.

Almost surely, 2^41521442 is an apocalyptic number.

41521442 is a deficient number, since it is larger than the sum of its proper divisors (20760724).

41521442 is a wasteful number, since it uses less digits than its factorization.

41521442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20760723.

The product of its digits is 1280, while the sum is 23.

The square root of 41521442 is about 6443.7133704100. The cubic root of 41521442 is about 346.2773956872.

Adding to 41521442 its reverse (24412514), we get a palindrome (65933956).

The spelling of 41521442 in words is "forty-one million, five hundred twenty-one thousand, four hundred forty-two".