41606813 has 2 divisors, whose sum is σ = 41606814. Its totient is φ = 41606812.

The previous prime is 41606809. The next prime is 41606857. The reversal of 41606813 is 31860614.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35366809 + 6240004 = 5947^2 + 2498^2 .

It is a cyclic number.

It is not a de Polignac number, because 41606813 - 2² = 41606809 is a prime.

It is a super-2 number, since 2×41606813² = 3462253776033938, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41306813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20803406 + 20803407.

It is an arithmetic number, because the mean of its divisors is an integer number (20803407).

Almost surely, 2^41606813 is an apocalyptic number.

It is an amenable number.

41606813 is a deficient number, since it is larger than the sum of its proper divisors (1).

41606813 is an equidigital number, since it uses as much as digits as its factorization.

41606813 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 41606813 is about 6450.3343324203. The cubic root of 41606813 is about 346.5145567674.

The spelling of 41606813 in words is "forty-one million, six hundred six thousand, eight hundred thirteen".