41217345 has 24 divisors (see below), whose sum is σ = 76940136. Its totient is φ = 20291328.

The previous prime is 41217343. The next prime is 41217347. The reversal of 41217345 is 54371214.

41217345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (41217343) and next prime (41217347).

It can be written as a sum of positive squares in 4 ways, for example, as 1979649 + 39237696 = 1407^2 + 6264^2 .

It is not a de Polignac number, because 41217345 - 2¹ = 41217343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (41217343) 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 23 ways as a sum of consecutive naturals, for example, 34644 + ... + 35813.

It is an arithmetic number, because the mean of its divisors is an integer number (3205839).

Almost surely, 2^41217345 is an apocalyptic number.

41217345 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

41217345 is a deficient number, since it is larger than the sum of its proper divisors (35722791).

41217345 is a wasteful number, since it uses less digits than its factorization.

41217345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70481 (or 70478 counting only the distinct ones).

The product of its digits is 3360, while the sum is 27.

The square root of 41217345 is about 6420.0735977090. The cubic root of 41217345 is about 345.4299617254.

Adding to 41217345 its reverse (54371214), we get a palindrome (95588559).

The spelling of 41217345 in words is "forty-one million, two hundred seventeen thousand, three hundred forty-five".