41220287 has 2 divisors, whose sum is σ = 41220288. Its totient is φ = 41220286.

The previous prime is 41220271. The next prime is 41220307. The reversal of 41220287 is 78202214.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 41220287 - 2⁴ = 41220271 is a prime.

It is a super-2 number, since 2×41220287² = 3398224120724738, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41220227) 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, 20610143 + 20610144.

It is an arithmetic number, because the mean of its divisors is an integer number (20610144).

Almost surely, 2^41220287 is an apocalyptic number.

41220287 is a deficient number, since it is larger than the sum of its proper divisors (1).

41220287 is an equidigital number, since it uses as much as digits as its factorization.

41220287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1792, while the sum is 26.

The square root of 41220287 is about 6420.3027187197. The cubic root of 41220287 is about 345.4381801972.

The spelling of 41220287 in words is "forty-one million, two hundred twenty thousand, two hundred eighty-seven".