40340773 has 4 divisors (see below), whose sum is σ = 44008128. Its totient is φ = 36673420.

The previous prime is 40340771. The next prime is 40340821. The reversal of 40340773 is 37704304.

40340773 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40340773 - 2¹ = 40340771 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40340771) 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, 1833661 + ... + 1833682.

It is an arithmetic number, because the mean of its divisors is an integer number (11002032).

Almost surely, 2^40340773 is an apocalyptic number.

It is an amenable number.

40340773 is a deficient number, since it is larger than the sum of its proper divisors (3667355).

40340773 is a wasteful number, since it uses less digits than its factorization.

40340773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3667354.

The product of its (nonzero) digits is 7056, while the sum is 28.

The square root of 40340773 is about 6351.4386559267. The cubic root of 40340773 is about 342.9636337444.

The spelling of 40340773 in words is "forty million, three hundred forty thousand, seven hundred seventy-three".