40275066 has 24 divisors (see below), whose sum is σ = 87225120. Its totient is φ = 12392016.

The previous prime is 40275061. The next prime is 40275077. The reversal of 40275066 is 66057204.

40275066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (40275061) 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 11 ways as a sum of consecutive naturals, for example, 18846 + ... + 20873.

It is an arithmetic number, because the mean of its divisors is an integer number (3634380).

Almost surely, 2^40275066 is an apocalyptic number.

40275066 is an abundant number, since it is smaller than the sum of its proper divisors (46950054).

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

40275066 is a wasteful number, since it uses less digits than its factorization.

40275066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39750 (or 39737 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 40275066 is about 6346.2639403038. The cubic root of 40275066 is about 342.7773263112. Note that the first 3 decimals are identical.

The spelling of 40275066 in words is "forty million, two hundred seventy-five thousand, sixty-six".