40227757 has 2 divisors, whose sum is σ = 40227758. Its totient is φ = 40227756.

The previous prime is 40227751. The next prime is 40227767. The reversal of 40227757 is 75772204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39175081 + 1052676 = 6259^2 + 1026^2 .

It is a cyclic number.

It is not a de Polignac number, because 40227757 - 2³ = 40227749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40227751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20113878 + 20113879.

It is an arithmetic number, because the mean of its divisors is an integer number (20113879).

Almost surely, 2^40227757 is an apocalyptic number.

It is an amenable number.

40227757 is a deficient number, since it is larger than the sum of its proper divisors (1).

40227757 is an equidigital number, since it uses as much as digits as its factorization.

40227757 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27440, while the sum is 34.

The square root of 40227757 is about 6342.5355339958. The cubic root of 40227757 is about 342.6430595648.

The spelling of 40227757 in words is "forty million, two hundred twenty-seven thousand, seven hundred fifty-seven".