40783266 has 12 divisors (see below), whose sum is σ = 88363782. Its totient is φ = 13594416.

The previous prime is 40783261. The next prime is 40783273. The reversal of 40783266 is 66238704.

40783266 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 22043025 + 18740241 = 4695^2 + 4329^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 40783266.

It is not an unprimeable number, because it can be changed into a prime (40783261) 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 5 ways as a sum of consecutive naturals, for example, 1132851 + ... + 1132886.

Almost surely, 2^40783266 is an apocalyptic number.

40783266 is an abundant number, since it is smaller than the sum of its proper divisors (47580516).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40783266 is a wasteful number, since it uses less digits than its factorization.

40783266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2265745 (or 2265742 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The square root of 40783266 is about 6386.1777300667. The cubic root of 40783266 is about 344.2130519500.

The spelling of 40783266 in words is "forty million, seven hundred eighty-three thousand, two hundred sixty-six".