41572217 has 2 divisors, whose sum is σ = 41572218. Its totient is φ = 41572216.

The previous prime is 41572211. The next prime is 41572229. The reversal of 41572217 is 71227514.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41011216 + 561001 = 6404^2 + 749^2 .

It is a cyclic number.

It is not a de Polignac number, because 41572217 - 2²² = 37377913 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 41572217.

It is not a weakly prime, because it can be changed into another prime (41572211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20786108 + 20786109.

It is an arithmetic number, because the mean of its divisors is an integer number (20786109).

Almost surely, 2^41572217 is an apocalyptic number.

It is an amenable number.

41572217 is a deficient number, since it is larger than the sum of its proper divisors (1).

41572217 is an equidigital number, since it uses as much as digits as its factorization.

41572217 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3920, while the sum is 29.

The square root of 41572217 is about 6447.6520532671. The cubic root of 41572217 is about 346.4184880313.

The spelling of 41572217 in words is "forty-one million, five hundred seventy-two thousand, two hundred seventeen".