41618501 has 4 divisors (see below), whose sum is σ = 41686572. Its totient is φ = 41550432.

The previous prime is 41618497. The next prime is 41618513. The reversal of 41618501 is 10581614.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10581614 = 2 ⋅5290807.

It can be written as a sum of positive squares in 2 ways, for example, as 1600225 + 40018276 = 1265^2 + 6326^2 .

It is a cyclic number.

It is not a de Polignac number, because 41618501 - 2² = 41618497 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41638501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33110 + ... + 34343.

It is an arithmetic number, because the mean of its divisors is an integer number (10421643).

Almost surely, 2^41618501 is an apocalyptic number.

It is an amenable number.

41618501 is a deficient number, since it is larger than the sum of its proper divisors (68071).

41618501 is an equidigital number, since it uses as much as digits as its factorization.

41618501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68070.

The product of its (nonzero) digits is 960, while the sum is 26.

The square root of 41618501 is about 6451.2402683515. The cubic root of 41618501 is about 346.5470008365.

The spelling of 41618501 in words is "forty-one million, six hundred eighteen thousand, five hundred one".