41500421 has 8 divisors (see below), whose sum is σ = 44092920. Its totient is φ = 38985408.

The previous prime is 41500411. The next prime is 41500429. The reversal of 41500421 is 12400514.

It can be written as a sum of positive squares in 4 ways, for example, as 4351396 + 37149025 = 2086^2 + 6095^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41500421 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 41500421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41500429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18266 + ... + 20411.

It is an arithmetic number, because the mean of its divisors is an integer number (5511615).

Almost surely, 2^41500421 is an apocalyptic number.

It is an amenable number.

41500421 is a deficient number, since it is larger than the sum of its proper divisors (2592499).

41500421 is a wasteful number, since it uses less digits than its factorization.

41500421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38743.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 41500421 is about 6442.0820392168. The cubic root of 41500421 is about 346.2189493718.

Adding to 41500421 its reverse (12400514), we get a palindrome (53900935).

The spelling of 41500421 in words is "forty-one million, five hundred thousand, four hundred twenty-one".