41525261 has 4 divisors (see below), whose sum is σ = 41679900. Its totient is φ = 41370624.

The previous prime is 41525221. The next prime is 41525291. The reversal of 41525261 is 16252514.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 16252514 = 2 ⋅8126257.

It can be written as a sum of positive squares in 2 ways, for example, as 6786025 + 34739236 = 2605^2 + 5894^2 .

It is a cyclic number.

It is not a de Polignac number, because 41525261 - 2¹⁰ = 41524237 is a prime.

It is a super-2 number, since 2×41525261² = 3448694602236242, which contains 22 as substring.

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 41525261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41525221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76916 + ... + 77453.

It is an arithmetic number, because the mean of its divisors is an integer number (10419975).

Almost surely, 2^41525261 is an apocalyptic number.

It is an amenable number.

41525261 is a deficient number, since it is larger than the sum of its proper divisors (154639).

41525261 is a wasteful number, since it uses less digits than its factorization.

41525261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154638.

The product of its digits is 2400, while the sum is 26.

The square root of 41525261 is about 6444.0096989375. The cubic root of 41525261 is about 346.2880118312.

Adding to 41525261 its reverse (16252514), we get a palindrome (57777775).

The spelling of 41525261 in words is "forty-one million, five hundred twenty-five thousand, two hundred sixty-one".