41781057 has 24 divisors (see below), whose sum is σ = 59399424. Its totient is φ = 26117856.

The previous prime is 41781049. The next prime is 41781067. The reversal of 41781057 is 75018714.

41781057 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 41781057 - 2³ = 41781049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (41781007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 187248 + ... + 187470.

It is an arithmetic number, because the mean of its divisors is an integer number (2474976).

Almost surely, 2^41781057 is an apocalyptic number.

It is an amenable number.

41781057 is a deficient number, since it is larger than the sum of its proper divisors (17618367).

41781057 is a wasteful number, since it uses less digits than its factorization.

41781057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437 (or 418 counting only the distinct ones).

The product of its (nonzero) digits is 7840, while the sum is 33.

The square root of 41781057 is about 6463.8268077046. The cubic root of 41781057 is about 346.9976025990.

The spelling of 41781057 in words is "forty-one million, seven hundred eighty-one thousand, fifty-seven".