41520085 has 16 divisors (see below), whose sum is σ = 51275952. Its totient is φ = 32256000.

The previous prime is 41520071. The next prime is 41520091. The reversal of 41520085 is 58002514.

It can be written as a sum of positive squares in 8 ways, for example, as 3290596 + 38229489 = 1814^2 + 6183^2 .

It is not a de Polignac number, because 41520085 - 2⁹ = 41519573 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68785 + ... + 69385.

It is an arithmetic number, because the mean of its divisors is an integer number (3204747).

Almost surely, 2^41520085 is an apocalyptic number.

It is an amenable number.

41520085 is a deficient number, since it is larger than the sum of its proper divisors (9755867).

41520085 is a wasteful number, since it uses less digits than its factorization.

41520085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 984.

The product of its (nonzero) digits is 1600, while the sum is 25.

The square root of 41520085 is about 6443.6080731218. The cubic root of 41520085 is about 346.2736233106.

Adding to 41520085 its reverse (58002514), we get a palindrome (99522599).

The spelling of 41520085 in words is "forty-one million, five hundred twenty thousand, eighty-five".