40806759 has 12 divisors (see below), whose sum is σ = 63292344. Its totient is φ = 23318064.

The previous prime is 40806719. The next prime is 40806791. The reversal of 40806759 is 95760804.

It is not a de Polignac number, because 40806759 - 2¹⁵ = 40773991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40806719) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 138652 + ... + 138945.

It is an arithmetic number, because the mean of its divisors is an integer number (5274362).

Almost surely, 2^40806759 is an apocalyptic number.

40806759 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

40806759 is a deficient number, since it is larger than the sum of its proper divisors (22485585).

40806759 is a wasteful number, since it uses less digits than its factorization.

40806759 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277614 (or 277607 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 39.

The square root of 40806759 is about 6388.0168284061. The cubic root of 40806759 is about 344.2791333422.

The spelling of 40806759 in words is "forty million, eight hundred six thousand, seven hundred fifty-nine".