41218445 has 8 divisors (see below), whose sum is σ = 49900536. Its totient is φ = 32682496.

The previous prime is 41218423. The next prime is 41218447. The reversal of 41218445 is 54481214.

It can be written as a sum of positive squares in 4 ways, for example, as 14884 + 41203561 = 122^2 + 6419^2 .

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-41218445 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41218447) 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, 35912 + ... + 37041.

It is an arithmetic number, because the mean of its divisors is an integer number (6237567).

Almost surely, 2^41218445 is an apocalyptic number.

It is an amenable number.

41218445 is a deficient number, since it is larger than the sum of its proper divisors (8682091).

41218445 is a wasteful number, since it uses less digits than its factorization.

41218445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73071.

The product of its digits is 5120, while the sum is 29.

The square root of 41218445 is about 6420.1592659373. The cubic root of 41218445 is about 345.4330346192.

Adding to 41218445 its reverse (54481214), we get a palindrome (95699659).

The spelling of 41218445 in words is "forty-one million, two hundred eighteen thousand, four hundred forty-five".