40116783 has 8 divisors (see below), whose sum is σ = 61130368. Its totient is φ = 22923864.

The previous prime is 40116781. The next prime is 40116841. The reversal of 40116783 is 38761104.

It is a happy number.

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

It is not a de Polignac number, because 40116783 - 2¹ = 40116781 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40116783.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40116781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 955141 + ... + 955182.

It is an arithmetic number, because the mean of its divisors is an integer number (7641296).

Almost surely, 2^40116783 is an apocalyptic number.

40116783 is a deficient number, since it is larger than the sum of its proper divisors (21013585).

40116783 is a wasteful number, since it uses less digits than its factorization.

40116783 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1910333.

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 40116783 is about 6333.7810982067. The cubic root of 40116783 is about 342.3276928237.

Adding to 40116783 its reverse (38761104), we get a palindrome (78877887).

The spelling of 40116783 in words is "forty million, one hundred sixteen thousand, seven hundred eighty-three".