40471766 has 8 divisors (see below), whose sum is σ = 63347184. Its totient is φ = 19356040.

The previous prime is 40471763. The next prime is 40471799. The reversal of 40471766 is 66717404.

It is a happy number.

40471766 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40471763) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 439865 + ... + 439956.

It is an arithmetic number, because the mean of its divisors is an integer number (7918398).

Almost surely, 2^40471766 is an apocalyptic number.

40471766 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

40471766 is a deficient number, since it is larger than the sum of its proper divisors (22875418).

40471766 is a wasteful number, since it uses less digits than its factorization.

40471766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 879846.

The product of its (nonzero) digits is 28224, while the sum is 35.

The square root of 40471766 is about 6361.7423713948. The cubic root of 40471766 is about 343.3344520863.

The spelling of 40471766 in words is "forty million, four hundred seventy-one thousand, seven hundred sixty-six".