41420321 has 4 divisors (see below), whose sum is σ = 41434644. Its totient is φ = 41406000.

The previous prime is 41420297. The next prime is 41420329. The reversal of 41420321 is 12302414.

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

It can be written as a sum of positive squares in 2 ways, for example, as 21715600 + 19704721 = 4660^2 + 4439^2 .

It is a cyclic number.

It is not a de Polignac number, because 41420321 - 2⁶ = 41420257 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 41420321.

It is not an unprimeable number, because it can be changed into a prime (41420329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1130 + ... + 9171.

It is an arithmetic number, because the mean of its divisors is an integer number (10358661).

Almost surely, 2^41420321 is an apocalyptic number.

It is an amenable number.

41420321 is a deficient number, since it is larger than the sum of its proper divisors (14323).

41420321 is a wasteful number, since it uses less digits than its factorization.

41420321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14322.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 41420321 is about 6435.8621023139. The cubic root of 41420321 is about 345.9960600752.

Adding to 41420321 its reverse (12302414), we get a palindrome (53722735).

The spelling of 41420321 in words is "forty-one million, four hundred twenty thousand, three hundred twenty-one".