41216257 has 4 divisors (see below), whose sum is σ = 41229760. Its totient is φ = 41202756.

The previous prime is 41216251. The next prime is 41216303. The reversal of 41216257 is 75261214.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 41216257 - 2⁷ = 41216129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41216251) 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, 244 + ... + 9082.

It is an arithmetic number, because the mean of its divisors is an integer number (10307440).

Almost surely, 2^41216257 is an apocalyptic number.

It is an amenable number.

41216257 is a deficient number, since it is larger than the sum of its proper divisors (13503).

41216257 is an equidigital number, since it uses as much as digits as its factorization.

41216257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13502.

The product of its digits is 3360, while the sum is 28.

The square root of 41216257 is about 6419.9888629187. The cubic root of 41216257 is about 345.4269223002.

The spelling of 41216257 in words is "forty-one million, two hundred sixteen thousand, two hundred fifty-seven".