40052717 has 2 divisors, whose sum is σ = 40052718. Its totient is φ = 40052716.

The previous prime is 40052699. The next prime is 40052723. The reversal of 40052717 is 71725004.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26020201 + 14032516 = 5101^2 + 3746^2 .

It is a cyclic number.

It is not a de Polignac number, because 40052717 - 2⁸ = 40052461 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40052767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20026358 + 20026359.

It is an arithmetic number, because the mean of its divisors is an integer number (20026359).

Almost surely, 2^40052717 is an apocalyptic number.

It is an amenable number.

40052717 is a deficient number, since it is larger than the sum of its proper divisors (1).

40052717 is an equidigital number, since it uses as much as digits as its factorization.

40052717 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1960, while the sum is 26.

The square root of 40052717 is about 6328.7215928653. The cubic root of 40052717 is about 342.1453647180.

The spelling of 40052717 in words is "forty million, fifty-two thousand, seven hundred seventeen".