40266011 has 4 divisors (see below), whose sum is σ = 40305024. Its totient is φ = 40227000.

The previous prime is 40265999. The next prime is 40266019. The reversal of 40266011 is 11066204.

It is a happy number.

40266011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40266011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40266019) 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, 17915 + ... + 20036.

It is an arithmetic number, because the mean of its divisors is an integer number (10076256).

Almost surely, 2^40266011 is an apocalyptic number.

40266011 is a deficient number, since it is larger than the sum of its proper divisors (39013).

40266011 is a wasteful number, since it uses less digits than its factorization.

40266011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39012.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 40266011 is about 6345.5504883343. The cubic root of 40266011 is about 342.7516356325.

The spelling of 40266011 in words is "forty million, two hundred sixty-six thousand, eleven".