40769759 has 2 divisors, whose sum is σ = 40769760. Its totient is φ = 40769758.

The previous prime is 40769747. The next prime is 40769789. The reversal of 40769759 is 95796704.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40769759 - 2⁸ = 40769503 is a prime.

It is a Sophie Germain 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 (40769789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20384879 + 20384880.

It is an arithmetic number, because the mean of its divisors is an integer number (20384880).

Almost surely, 2^40769759 is an apocalyptic number.

40769759 is a deficient number, since it is larger than the sum of its proper divisors (1).

40769759 is an equidigital number, since it uses as much as digits as its factorization.

40769759 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 476280, while the sum is 47.

The square root of 40769759 is about 6385.1201241637. The cubic root of 40769759 is about 344.1750478084.

The spelling of 40769759 in words is "forty million, seven hundred sixty-nine thousand, seven hundred fifty-nine".