40120766 has 16 divisors (see below), whose sum is σ = 69448704. Its totient is φ = 17027064.

The previous prime is 40120757. The next prime is 40120771. The reversal of 40120766 is 66702104.

40120766 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 12470 + ... + 15353.

It is an arithmetic number, because the mean of its divisors is an integer number (4340544).

Almost surely, 2^40120766 is an apocalyptic number.

40120766 is a deficient number, since it is larger than the sum of its proper divisors (29327938).

40120766 is a wasteful number, since it uses less digits than its factorization.

40120766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27935.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 40120766 is about 6334.0955155413. The cubic root of 40120766 is about 342.3390217985.

The spelling of 40120766 in words is "forty million, one hundred twenty thousand, seven hundred sixty-six".