40935571 has 2 divisors, whose sum is σ = 40935572. Its totient is φ = 40935570.

The previous prime is 40935551. The next prime is 40935577. The reversal of 40935571 is 17553904.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40935571 - 2⁵ = 40935539 is a prime.

It is not a weakly prime, because it can be changed into another prime (40935577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20467785 + 20467786.

It is an arithmetic number, because the mean of its divisors is an integer number (20467786).

Almost surely, 2^40935571 is an apocalyptic number.

40935571 is a deficient number, since it is larger than the sum of its proper divisors (1).

40935571 is an equidigital number, since it uses as much as digits as its factorization.

40935571 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18900, while the sum is 34.

The square root of 40935571 is about 6398.0911997251. The cubic root of 40935571 is about 344.6410072388.

The spelling of 40935571 in words is "forty million, nine hundred thirty-five thousand, five hundred seventy-one".